Fits 2015+ Mazda Miata ND models. The ISR Performance Circuit Spec Exhaust is engineered to provide an aggressive tone and improved exhaust flow for the fourth-generation MX-5 chassis. This system is designed for enthusiasts seeking a performance-oriented sound profile and a lightweight alternative to the factory exhaust setup.

• Direct bolt-on installation using factory mounting points
• Circuit Spec series optimized for high-flow performance and aggressive acoustics
• Designed specifically for the 2015+ Mazda Miata ND platform
• Manufacturer Part Number: IS-CSEXH-ND

Fits 2006-2013 Mazda Miata (NC chassis) models.

The ISR Performance Circuit Spec Exhaust is engineered to minimize backpressure and optimize exhaust flow for the 2006-2013 Mazda Miata NC. This system focuses on weight reduction and performance, making it an ideal choice for track use and spirited driving where exhaust efficiency is critical.

Built to handle the rigors of high-RPM operation, the Circuit Spec series replaces the heavy, restrictive factory muffler and piping with a streamlined design. The result is a more aggressive exhaust note and improved throttle response across the powerband. It bolts directly to the factory mounting points for a straightforward installation process.

• Lightweight construction reduces overall vehicle weight compared to OEM
• High-flow design for improved exhaust scavenging and performance
• Precision-engineered fitment specifically for the NC Miata chassis
• Durable construction designed to withstand high-heat track environments
• Manufacturer Part Number: IS-CSEXH-NC

Fits 1990-1993 Mazda Miata NA (1.6L).

The ISR Performance Circuit Spec Exhaust is a high-flow system designed specifically for the 1.6L Miata chassis, prioritizing maximum exhaust scavenging and weight reduction. Built for the track, this system replaces the restrictive factory exhaust components with high-quality, mandrel-bent stainless steel piping to eliminate bottlenecks and improve throttle response.

• Direct bolt-on installation to factory mounting points
• Mandrel-bent stainless steel construction for optimal flow and corrosion resistance
• Designed for circuit use with an aggressive, performance-oriented exhaust note
• Significant weight savings compared to the heavy OEM muffler assembly
• Includes all required gaskets and hardware for a complete install
• Manufacturer Part Number: IS-CSEXH-NA16

Fits 1994-1997 Mazda Miata NA models (1.8L).

The ISR Performance Circuit Spec Exhaust is a high-flow exhaust system engineered for the 1.8L NA Mazda Miata. Designed to replace the restrictive factory setup, this performance exhaust optimizes scavenging and exhaust gas flow to improve engine response and power delivery. The Circuit Spec series is developed with a focus on weight reduction and flow efficiency, making it an excellent choice for track-oriented builds and spirited street driving.

• Designed specifically for the 1994-1997 Mazda Miata (1.8L)
• High-flow Circuit Spec piping for improved performance
• Bolts directly to factory mounting locations and hangers
• Manufacturer Part Number: IS-CSEXH-NA

Fits 1998-2001 Honda Accord 4-door sedan models equipped with the 4-cylinder engine, including DX, EX, LX, SE, and Value Package trims.

This Invidia catback exhaust system is designed to reduce backpressure and improve exhaust flow compared to the restrictive factory setup. By utilizing 60mm diameter piping, this system enhances engine efficiency and throttle response, providing a more pronounced exhaust note without sacrificing daily drivability. The system is finished with a 101mm tip that fits cleanly within the rear bumper cutout for a refined, sporty appearance.

• Direct-fit catback system designed for 4-door 4-cylinder chassis
• 60mm piping diameter for optimized exhaust gas velocity
• 101mm exhaust tip for an aggressive look
• Replaces restrictive factory exhaust from the catalytic converter back
• Manufacturer Part Number: HS98HA4GTP

Fits 1997-2001 Honda Prelude Base and Type SH models.

The Invidia N1 Cat-Back Exhaust system is engineered for drivers seeking a race-inspired aesthetic and optimized exhaust scavenging. By replacing the restrictive factory piping with high-flow SUS304 stainless steel, this system reduces backpressure to improve engine response. Each system features mandrel-bent tubing to maintain a consistent internal diameter, ensuring smooth exhaust gas flow from the catalytic converter to the exit.

This N1 series exhaust is finished with a signature rolled titanium (Ti) tip, providing a distinct burnt-blue look and excellent heat resistance. As a direct bolt-on upgrade, it mounts to the factory hangers and includes all necessary hardware for a straightforward installation.

• Manufactured from premium SUS304 stainless steel for long-term corrosion resistance
• Mandrel-bent piping eliminates flow restrictions at the bends
• High-flow N1-style canister produces a deep, sporty exhaust note
• Rolled titanium tip with a burnt-blue finish for an aggressive look
• Direct bolt-on fitment for 1997-2001 Prelude chassis
• Manufacturer Part Number: HS97HP1GTP

Fits 1997-2001 Honda Prelude Base and Type SH.

The Invidia Q300 cat-back exhaust system is engineered to optimize exhaust flow and provide a refined acoustic profile for the 1997-2001 Honda Prelude. As part of the Q300 series, this system features a specialized flat-bottom muffler design that improves high-speed aerodynamics while producing a deep, sporty tone that remains comfortable for daily street use. Constructed from high-quality stainless steel, this exhaust replaces the restrictive factory piping with a mandrel-bent design to maintain a consistent diameter and maximize exhaust gas velocity.

• High-quality stainless steel construction for superior durability and corrosion resistance
• Continuous mandrel-bent piping ensures uniform diameter and optimal flow
• Distinct rolled titanium tips with a heat-treated blue finish
• Cast flanges for precise fitment and a secure, leak-free seal
• Mounts directly to factory exhaust hangers for a straightforward installation
• Manufacturer Part Number: HS97HP1G3T

Fits 1996-2000 Honda Civic CX and DX 3-door hatchback models.

The Invidia J-Spec cat-back exhaust system is engineered to optimize exhaust flow and provide a deep, aggressive tone for the 1996-2000 Honda Civic. This system features 60mm mandrel-bent piping to reduce backpressure, allowing for more efficient engine breathing compared to the restrictive factory setup. The J-Spec series is finished with a signature 101mm tip that provides a classic JDM aesthetic while maintaining high clearance.

• Main Piping Diameter: 60mm
• Exhaust Tip Diameter: 101mm
• System Type: Cat-back
• Chassis Fitment: 3-Door Hatchback (EK4/EJ)
• Direct-fit installation using factory-style hangers
• Manufacturer Part Number: HS96HC3GTP

Fits 1994-1997 Honda Accord DX, EX, LX, SE, Value Package, and 25th Anniversary Edition.

The Invidia N1 Cat-back Exhaust system is engineered to optimize exhaust flow and enhance engine efficiency for the CD-chassis Accord. Constructed with high-quality, mandrel-bent 60mm piping, this system reduces backpressure to improve throttle response and power delivery. The N1-series signature canister design is finished with a polished 101mm tip, providing a deep, sporty exhaust note and a classic performance aesthetic.

• Piping Diameter: 60mm
• Tip Diameter: 101mm
• Series: N1
• System Type: Cat-back Exhaust
• Material: High-grade stainless steel construction
• Manufacturer Part Number: HS94HA1GTP

Fits 1994-2001 Acura Integra 2-Door models including GS, LS, RS, Special Edition, and Type R.

Improve your B-series engine's efficiency and sound with the Invidia cat-back exhaust system. This system is engineered with 60mm mandrel-bent piping to reduce exhaust backpressure and maximize gas velocity, resulting in improved throttle response and power gains. The polished 101mm tip provides a classic sport aesthetic and a deep, resonant tone that is characteristic of Invidia's performance-oriented designs.

• 60mm diameter piping for optimized exhaust flow
• Large 101mm polished tip for a finished look
• Designed for direct-fit, bolt-on installation using factory hangers
• Replaces restrictive factory mid-pipe and muffler assembly
• Manufacturer Part Number: HS94AI1GTP

Fits 1992-1996 Honda Prelude (S, SE, Si, Si 4WS, and VTEC).

This Invidia cat-back exhaust system is engineered to optimize exhaust flow for the fourth-generation Honda Prelude (BB1/BB4). Featuring 60mm mandrel-bent piping to minimize backpressure, the system terminates in a prominent 101mm exhaust tip for a refined aesthetic. Designed as a direct bolt-on replacement for the factory exhaust, it ensures a precise fit for all 1992-1996 models, ranging from the S to the H22-powered VTEC trim.

• Piping Diameter: 60mm
• Tip Diameter: 101mm
• System Type: Cat-Back
• Chassis Fitment: BB1 / BB4
• Manufacturer Part Number: HS92HP1GTP

Fits 1993-1995 Honda Civic del Sol S, Si, and VTEC models. This Invidia Cat-Back Exhaust system is engineered to improve exhaust flow and provide a distinct, sporty tone by replacing the restrictive factory piping from the catalytic converter back. Featuring mandrel-bent tubing and a polished finish, this system reduces backpressure to help the engine breathe more efficiently.

The system is designed as a direct bolt-on upgrade, utilizing factory mounting points for a precise fit. The oversized 101mm tip provides a performance-oriented aesthetic that complements the Civic del Sol's rear profile while maintaining high-quality construction standards.

• Fits: 1993-1995 Honda Civic del Sol (S, Si, VTEC)
• Tip Diameter: 101mm
• System Type: Cat-Back
• Configuration: Mandrel-bent piping for maximum flow
• Installation: Bolts to factory hangers and mounting points
• Manufacturer Part Number: HS92HD1GTP

Fits 1992-1995 Honda Civic 3-door hatchback models (CX, DX, Si, and VX).

The Invidia EF6 cat-back exhaust system is engineered to optimize exhaust flow and improve engine efficiency for the 1992-1995 Honda Civic hatchback. Constructed with 60mm mandrel-bent piping, this system minimizes backpressure and provides a deep, tuned exhaust note. The system is finished with a prominent 101mm polished tip, offering a significant aesthetic and performance upgrade over the factory equipment.

• Manufacturer Part Number: HS92HC3GTP
• Piping Diameter: 60mm
• Tip Diameter: 101mm
• Exit Type: Single rear exit
• Configuration: Cat-back system for 3-door hatchback models
• Fits factory mounting points for a direct-replacement installation

Fits 1992-2000 Honda Civic EX and Si Coupe models.

The Invidia Titanium Tip Cat-Back Exhaust system is designed to optimize exhaust flow and reduce backpressure for improved engine performance. Built with 60mm mandrel-bent piping, this system ensures consistent exhaust velocity and a more aggressive tone. The exhaust is completed with a signature 101mm titanium tip for enhanced durability and a premium aesthetic. This system installs as a direct replacement for the factory exhaust from the catalytic converter back, utilizing OEM-style hangers for a precise fit on coupe models.

• System Type: Cat-Back
• Piping Diameter: 60mm
• Tip Diameter: 101mm
• Tip Material: Titanium
• Body Style: Coupe Only
• Manufacturer Part Number: HS92HC2GTT

Fits 1988-1991 Honda CRX Base, DX, HF, and Si models.

The Invidia N1 Cat-Back Exhaust system is engineered to optimize exhaust flow and provide a signature aggressive tone for the 1988-1991 Honda CRX. Constructed with mandrel-bent 60mm piping, this system minimizes backpressure to improve engine efficiency. The straight-through design is finished with a 101mm tip, offering the classic N1 styling preferred by performance enthusiasts. This exhaust is designed for a direct bolt-on installation, utilizing factory mounting points for a precise fit.

• Piping Diameter: 60mm
• Tip Diameter: 101mm
• Material: High-quality stainless steel
• Configuration: N1 Series Cat-Back
• Installation: Bolt-on using OE mounting points
• Manufacturer Part Number: HS88HCXGTP

Fits all 1988-1991 Honda Civic models, including Base, DX, EX, LX, RT 4WD, Si, and Wagovan.

The Invidia titanium tip cat-back exhaust system is engineered to optimize exhaust flow and reduce backpressure, providing a noticeable improvement in throttle response and a deeper, more aggressive exhaust note. This 60mm system is constructed from high-quality mandrel-bent stainless steel to ensure uniform pipe diameter and maximum durability. The 101mm titanium tip provides a distinct, high-performance look while resisting heat discoloration.

Designed as a direct-fit upgrade, this system utilizes factory-style hangers for a straightforward installation process on the EF chassis. Whether you are daily driving an Si or restoring a Wagovan, this exhaust provides the ideal balance of performance gains and fitment precision.

• Manufacturer Part Number: HS88HC3GTT
• Main Piping Diameter: 60mm
• Exit Tip Diameter: 101mm
• Tip Material: Titanium
• Configuration: Cat-back exhaust system
• Chassis Fitment: 1988-1991 Honda Civic (3DR/4DR/Wagon)

Fits 2022-2024 Subaru WRX.

The Invidia N1 Cat-Back Exhaust system for the 2022+ Subaru WRX is engineered to improve exhaust flow and unlock the characteristic Boxer engine note. Constructed from mandrel-bent T304 stainless steel, this twin-outlet system reduces backpressure compared to the factory unit, aiding in throttle response and power delivery. The N1 series features a canister-style design with polished single-layer tips for a classic, aggressive aesthetic that complements the WRX's rear fascia.

• High-quality T304 stainless steel construction for corrosion resistance
• Mandrel-bent tubing ensures uniform diameter and optimized exhaust gas velocity
• Twin N1 canister design provides a deep, sporty exhaust tone
• Polished single-layer tips for a clean, performance-oriented look
• Designed as a direct bolt-on replacement for the factory exhaust system
• Includes necessary gaskets and hardware for a complete installation
• Manufacturer Part Number: HS22WRXGTT

Fits 2022+ Subaru WRX.

The Invidia N1 Cat-Back Exhaust is engineered to provide the high-flow performance and aggressive signature sound that Subaru enthusiasts demand. This system (MPN: HS22WRXGTP) features a twin-outlet configuration specifically tuned for the 2022+ WRX chassis, reducing backpressure and improving turbo spool for better throttle response across the RPM range.

• Manufactured from high-quality stainless steel for maximum corrosion resistance and durability.
• Twin outlet design with single-layer stainless steel tips for a classic, track-inspired appearance.
• Direct bolt-on installation to factory mounting points with no cutting or welding required.
• Precision-bent piping ensures optimal exhaust scavenging and fitment.
• Includes all necessary gaskets and hardware for a complete installation.
• Manufacturer Part Number: HS22WRXGTP.

Fits 2022-2024 Subaru WRX models.

The Invidia Gemini Cat-Back Exhaust system is engineered to provide the 2022+ Subaru WRX with a balance of increased performance and a refined, deep exhaust note. By replacing the restrictive factory piping with mandrel-bent stainless steel tubing, this system reduces backpressure and optimizes exhaust gas velocity. The Gemini series is specifically tuned to minimize cabin drone while delivering an aggressive tone under acceleration.

This exhaust is distinguished by its quad single-layer titanium tips, featuring a heat-treated blue finish for a high-end aesthetic and excellent corrosion resistance. Designed as a direct bolt-on upgrade, it utilizes factory mounting points and includes all necessary gaskets and hardware for a secure installation.

• Manufacturer Part Number: HS22WRXGM4ST
• Series: Gemini
• Piping Material: Stainless Steel
• Tip Style: Quad Single Layer Titanium
• Installation: Bolt-on to factory hangers

Fits 2022-2024 Subaru WRX models. The Invidia Gemini Series Cat-Back Exhaust is engineered to improve exhaust flow and deliver a refined, sporty tone for the VB chassis. By replacing the restrictive factory mid-pipe and mufflers with mandrel-bent stainless steel tubing, this system reduces backpressure to help the turbocharged FA24 engine breathe more efficiently.

The Gemini series is known for its balanced acoustic profile, utilizing specifically tuned resonators and mufflers to provide a deep exhaust note while minimizing highway drone. The quad single-layer stainless steel tips offer a classic, polished aesthetic that aligns perfectly with the factory rear diffuser. This system is a direct bolt-on upgrade that utilizes factory mounting locations for a precise fit.

• High-quality stainless steel construction for long-term durability
• Mandrel-bent piping ensures smooth exhaust gas velocity
• Quad single-layer stainless steel tips for a clean, performance-oriented look
• Includes all necessary hardware and gaskets for installation
• Manufacturer Part Number: HS22WRXGM4SS

Fits 2022-2024 Subaru WRX models.

The Invidia Gemini Cat-Back Exhaust system is engineered to provide a significant improvement in exhaust flow and a deep, refined tone for the VB chassis Subaru WRX. This system replaces the restrictive factory cat-back, reducing backpressure and enhancing throttle response through high-quality mandrel-bent tubing and a high-flow muffler design.

Constructed for long-term durability, the Gemini series features a quad-exit layout that provides an aggressive, symmetrical look. The single-layer black tips offer a stealthy aesthetic that perfectly fills out the rear bumper cutouts. This exhaust system is a direct bolt-on upgrade, utilizing factory mounting points for a precise fit without the need for custom fabrication.

• Series: Gemini
• System Type: Cat-Back
• Tip Style: Single Layer Quad Black Tips
• Construction: Mandrel-bent stainless steel
• Installation: Bolts to factory mounting points
• Manufacturer Part Number: HS22WRXGM4SB

Fits 2022-2024 Subaru WRX.

The Invidia Q300 cat-back exhaust system provides a refined, performance-oriented upgrade for the Subaru WRX (VB chassis). Engineered for those seeking a deeper, more mature exhaust note without excessive cabin drone, the Q300 features a flat-bottom muffler design that improves high-speed aerodynamics while maximizing exhaust flow. The system is constructed with mandrel-bent stainless steel piping to minimize turbulence and reduce backpressure compared to the factory equipment.

This exhaust is finished with quad rolled titanium tips, providing a distinct burnt-blue look and high resistance to heat and corrosion. Designed as a direct bolt-on replacement, it utilizes factory mounting locations for a clean, secure fitment.

• Product Line: Q300
• Tip Style: Quad Rolled Titanium Tips
• Material: SUS304 Stainless Steel
• Installation: Direct-fit cat-back
• Fitment: 2022-2024 Subaru WRX
• Manufacturer Part Number: HS22WRXG3T

Fits 2022-2024 Subaru WRX.

The Invidia Q300 cat-back exhaust system is engineered to provide a significant boost in exhaust flow for the 2022+ Subaru WRX while maintaining a refined, mature tone. This system features a flat-bottom muffler design that optimizes high-speed aerodynamics and internal flow characteristics, reducing backpressure compared to the restrictive factory setup.

Built from high-quality stainless steel with mandrel-bent tubing, the Q300 ensures consistent diameters throughout the bends for maximum efficiency. The quad rolled stainless steel tips provide a clean, premium aesthetic that perfectly fills the factory rear bumper cutouts. This cat-back system is a direct-fit upgrade that bolts to factory mounting points for a straightforward installation.

• Series: Q300
• Type: Cat-Back Exhaust
• Material: Stainless Steel
• Tip Style: Quad Rolled Stainless Steel Tips
• Piping: Mandrel-bent for optimized flow
• MPN: HS22WRXG3S

Fits 2022+ Toyota GR Corolla models.

The Invidia Full Titanium Cat-Back Exhaust (HS22TGCTR2ST) is designed for enthusiasts seeking the ultimate balance of weight reduction and performance. By replacing the heavy factory system with high-grade titanium, this exhaust significantly sheds weight while offering superior heat dissipation and corrosion resistance. The result is a more responsive chassis and a system built to withstand the rigors of spirited driving and track use.

Every Invidia system is engineered with mandrel-bent tubing to maintain a consistent diameter throughout the bends, reducing backpressure and optimizing exhaust gas velocity. This cat-back delivers a deep, aggressive exhaust note that highlights the character of the G16E-GTS engine without compromising everyday drivability. The system utilizes factory mounting points for a precise, bolt-on fitment.

• Full titanium construction for maximum weight savings
• Mandrel-bent piping for optimized exhaust flow and reduced turbulence
• Aggressive exhaust tone with characteristic titanium resonance
• Direct bolt-on installation using factory hangers
• Manufacturer Part Number: HS22TGCTR2ST

Fits 2022-2024 Toyota GR Corolla models.

The Invidia Q300 cat-back exhaust system provides a refined, deep exhaust note for the Toyota GR Corolla without the excessive drone or volume associated with track-focused systems. Engineered with a flat-bottom muffler design for optimized aerodynamics, the Q300 series uses continuous strand glass wool for superior sound suppression while maintaining high-velocity exhaust flow. This system is constructed from SUS304 stainless steel with mandrel-bent piping to minimize backpressure and improve throttle response.

• SUS304 stainless steel construction for maximum durability and corrosion resistance
• Mandrel-bent tubing ensures uniform diameter and smooth exhaust scavenging
• Signature Q300 muffler design for a balanced performance sound
• Polished rolled stainless steel tips for a premium finished appearance
• Direct bolt-on installation to factory mounting points
• Manufacturer Part Number: HS22TGCQ32RSL

Fits 2022-2024 Toyota GR Corolla.

The Invidia R400 cat-back exhaust system is engineered to optimize exhaust flow and provide a distinct, aggressive acoustic profile for the GZEA14 chassis. By replacing the restrictive factory midpipe and muffler assembly, this system reduces backpressure and enhances throttle response through the use of mandrel-bent stainless steel tubing.

• Series: R400 Gemini Single Layer
• Tip Style: Triple Rolled Titanium Tips
• Material: High-quality mandrel-bent stainless steel
• Installation: Bolts directly to factory exhaust hangers and mounting points
• Manufacturer Part Number: HS22TGCGM2RTL

The R400 series features a tuned muffler design specifically developed to minimize interior cabin drone while maintaining a deep, sporty tone throughout the RPM range. The system includes all necessary gaskets and hardware required for a complete bolt-on installation, ensuring a precise fit without the need for custom fabrication.

The Invidia N1 Cat-Back Exhaust system is engineered for the 2022-2024 Subaru WRX, focusing on maximizing exhaust flow and providing a signature, deep racing tone. By utilizing a single-exit design, this system offers a significant weight reduction over the factory dual-exit exhaust while reducing backpressure for improved throttle response and performance.

Constructed from mandrel-bent stainless steel, the N1 series ensures uniform pipe diameter through every curve to eliminate turbulence. The system features a polished stainless steel tip for a classic performance aesthetic and is designed to bolt directly to factory mounting points using the included hardware.

• Fits 2022-2024 Subaru WRX
• N1 Series single-exit configuration for weight savings and flow efficiency
• Mandrel-bent stainless steel piping for maximum durability
• Polished stainless steel exhaust tip
• Includes all necessary gaskets and hardware for installation
• Manufacturer Part Number: HS22SW4GTP

Fits 2022-2024 Subaru WRX models.

Refine your exhaust note and improve flow with the Invidia Twin Loop Axle-Back Exhaust. This system is engineered specifically for the VB chassis WRX, utilizing a twin loop muffler design that reroutes exhaust gases to significantly reduce cabin drone while maintaining a deep, sporty tone under acceleration. It provides an ideal solution for enthusiasts who want a more aggressive sound without the harshness of a straight-through setup.

Constructed from high-grade T304 stainless steel, this axle-back system features 3.5-inch single-layer tips that offer a clean, finished look in the factory bumper cutouts. As a direct bolt-on replacement for the OEM rear mufflers, it installs quickly using factory mounting points and hardware.

• System Type: Axle-Back
• Muffler Design: Twin Loop for drone reduction
• Tip Diameter: 3.5 inches
• Tip Style: Single layer polished stainless steel
• Material: T304 Stainless Steel
• Manufacturer Part Number: HS22SW4AT4SSL

Fits 2022-2024+ Honda Civic Si (1.5T).

The Invidia Q300 series cat-back exhaust system is engineered for the 2022+ Honda Civic Si enthusiast seeking a balance between increased performance and a refined exhaust note. Constructed with 70mm mandrel-bent stainless steel piping, this system optimizes exhaust flow and reduces backpressure from the 1.5T engine. The Q300 is specifically designed with a flat-bottom muffler to provide a deep, sporty tone while minimizing cabin drone during daily driving.

This system features rolled stainless steel tips that provide a premium, finished appearance within the factory rear bumper cutouts. As a direct bolt-on upgrade, it uses factory-style mounting points and includes all necessary hardware for a straightforward installation.

• 70mm mandrel-bent stainless steel piping for maximum flow
• Rolled stainless steel exhaust tips for a polished finish
• Optimized Q300 muffler design for a drone-free performance sound
• Precision TIG welds and high-quality flanges for long-term durability
• Complete cat-back system includes necessary gaskets and hardware
• Manufacturer Part Number: HS22HS4QD1RSL

Fits 2022-2024 Honda Civic Si (1.5T).

The Invidia N1 Cat-Back Exhaust system is engineered specifically for the 2022+ Honda Civic Si enthusiast seeking to maximize exhaust flow and achieve a deep, resonant tone. This system features 70mm diameter piping to significantly reduce backpressure compared to the factory setup, allowing the 1.5T engine to breathe more efficiently throughout the entire powerband.

Built for long-term performance, the N1 series utilizes mandrel-bent tubing to ensure consistent internal diameters through every curve, preventing turbulence. The system is finished with signature burnt titanium (TI) tips, providing a high-performance aesthetic that complements the aggressive styling of the Civic Si. This cat-back system is designed as a direct bolt-on replacement for the OEM exhaust housing.

• Series: N1
• Piping Diameter: 70mm
• Tip Finish: Burnt Titanium (TI)
• Fitment: 2022-2024 Honda Civic Si (1.5T)
• Installation: Direct Bolt-On
• Manufacturer Part Number: HS22HS4GD1STL