This Stainless Bros 2in 90-degree elbow pipe is a high-grade fabrication component engineered for custom exhaust systems, intake piping, and cooling setups. Manufactured from SS304 stainless steel, it provides excellent corrosion resistance and durability against high-heat cycles, preventing the scaling and structural degradation common in lower-grade alloys.

Designed for professional fabricators, this elbow allows for precise routing in tight engine bays or under-chassis configurations. The 2-inch outer diameter is a versatile choice for smaller displacement exhaust systems, custom wastegate dump tubes, or intercooler piping where consistent flow is required.

• Material: T304 Stainless Steel
• Outer Diameter: 2.00" (50.8mm)
• Bend Angle: 90 Degrees
• Finish: Raw / Natural
• Application: Exhaust, Intake, Intercooler, and Coolant Fabrication

This Stainless Bros thread adapter allows the installation of an M12x1.25 oxygen sensor into a standard M18x1.5 exhaust bung. This reducer is essential for custom exhaust fabrication when utilizing specialized wideband sensors or motorcycle-spec sensors that use the smaller M12 thread pitch. Precision-machined from high-grade stainless steel, this adapter ensures a leak-free seal and maintains thread integrity even through extreme heat cycles.

• Material: 304 Stainless Steel for maximum corrosion resistance and durability.
• Outer Thread: M18x1.5mm (Standard automotive O2 bung size).
• Inner Thread: M12x1.25mm.
• Design: Integrated hex head allows for secure tightening and easy removal with standard wrenches.
• Application: Suitable for custom headers, downpipes, and tuning equipment setups.

Fabricate a secure, leak-free connection for your custom downpipe with this Stainless Bros 4-inch turbine outlet flange. Engineered specifically for Borg Warner T4 turbine housings, this flange provides the precision mating surface required for high-heat, high-pressure exhaust environments. Machined from 304 stainless steel, it offers exceptional corrosion resistance and weldability for professional-grade forced induction setups.

• Material: 304 Stainless Steel (SS304)
• Outlet Size: 4.00 inches
• Compatible Turbo Series: Borg Warner EFR Series, S400 Series (S, SX, SX-E)
• Housing Type: T4 Turbine Housings
• Application: Turbine Discharge / Downpipe Fabrication

Protect critical vehicle components from radiant heat damage with the Stainless Bros SS304 Embossed Heat Shield Sheet. Engineered from high-grade 304 stainless steel, this 24-inch by 40-inch sheet provides a durable and corrosion-resistant thermal barrier for high-temperature environments.

The embossed pattern serves two functional purposes: it increases the effective surface area for improved heat dissipation and adds structural rigidity to the thin 0.05mm material. This allows the sheet to be easily cut, formed, and shaped around complex geometries such as exhaust manifolds, turbocharger downpipes, floorboards, and fuel cells without sacrificing material integrity.

• Material: 304 Stainless Steel (SS304)
• Dimensions: 24in x 40in
• Thickness: 0.05mm (0.002in)
• Surface Pattern: Textured Embossed
• Application: Custom radiant heat shielding and thermal management

This Stainless Bros compressor outlet flange is engineered for fabricators building custom charge piping for mid to large-frame turbochargers. Precision-machined from 304 stainless steel, it provides a stable, high-strength welding surface that resists warping under heat and ensures a leak-free connection between the turbocharger and the intercooler system.

• Material: 304 Stainless Steel (SS304) for maximum durability and corrosion resistance.
• Compatibility: Designed for mid/large frame turbo compressor housings.
• Tubing Size: Direct fit for 3-inch (76mm) outer diameter tubing.
• Application: Ideal for high-boost forced induction setups requiring secure, flanged intercooler piping connections.

Fabricated for precision and durability, the Stainless Bros 3-5/8in turbine outlet flange provides a professional-grade solution for custom downpipe construction. This flange is specifically designed to interface with the 3.625-inch V-band outlet found on select Precision Turbo housings, ensuring a secure, leak-free connection under high exhaust temperatures and pressures.

• CNC-machined from high-grade 304 stainless steel for excellent weldability and corrosion resistance
• 3-5/8" (3.625") diameter matches Precision Turbo turbine outlet specifications
• Precision V-band profile ensures a tight seal with standard V-band clamps
• Designed for custom exhaust and downpipe fabrication
• Part type: Turbine Outlet Flange

This Stainless Bros 90-degree mandrel bend elbow is designed for precision fabrication where space is at a premium. Featuring a 1D radius—where the centerline radius is equal to the tube's outer diameter—this component allows for extremely tight routing in engine bays and chassis tunnels. The mandrel bending process ensures a uniform diameter throughout the entire bend, preventing the flow restrictions or wall thinning associated with standard crush bends.

Constructed with a 16-gauge (.065-inch) wall thickness, this elbow provides the structural integrity needed for custom exhaust manifolds, downpipes, and intake systems. The included straight legs offer additional material for trimming to your exact specifications before TIG welding into your assembly.

• Tube Diameter: 2.13in OD
• Bend Angle: 90 Degrees
• Centerline Radius: 1D (Tight Radius)
• Wall Thickness: 16GA (.065in)
• Construction: Mandrel Bent
• Application: Custom exhaust, intake, and coolant plumbing

Fabricate your custom intake system with professional-grade precision using the Stainless Bros SS304 Slot Style MAF Flange. This weld-on component is engineered to provide a secure, leak-free mounting point for slot-style Mass Air Flow (MAF) sensors on custom stainless steel intake or intercooler piping. It is specifically designed for compatibility with HPX sensors and various other common slot-style sensors found in modern performance applications.

Constructed from high-quality 304 stainless steel, this flange offers exceptional corrosion resistance and superior weldability, ensuring it stands up to the heat and vibration of a high-performance engine bay. The precision-machined mating surface ensures the sensor sits at the correct depth and angle for accurate air mass readings, which is critical for consistent engine tuning and driveability.

• Material: 304 Stainless Steel (SS304)
• Sensor Fitment: Slot Style (Commonly used on Ford, GM, and Hitachi applications)
• Compatibility: Optimized for HPX and similar aftermarket/OEM slot sensors
• Application: Custom intake, turbocharger, or supercharger plumbing
• Feature: Precision-machined for a flat, reliable sealing surface

This Stainless Bros bullet resonator is engineered to refine your exhaust note by neutralizing high-frequency rasp and cabin drone without impeding exhaust gas velocity. Built for custom exhaust fabrication, this resonator utilizes a straight-through perforated core design to maintain optimal flow while smoothing out harsh tones.

Constructed entirely from high-grade 304 stainless steel (SS304), it offers exceptional corrosion resistance and durability in high-heat environments. The 18-inch overall length provides a significant internal surface area for sound-dampening material to absorb unwanted frequencies, making it an effective solution for vehicles with aggressive exhaust setups.

• Manufacturer Part Number: 615-06346-0113
• Inlet/Outlet Diameter: 2.5in
• Body Diameter: 3.5in (Round)
• Overall Length (OAL): 18in
• Material: 304 Stainless Steel
• Construction: TIG welded, straight-through design

The Stainless Bros 4.0in 304SS Slip Joint Connector Set provides a professional solution for high-performance exhaust fabrication. This female/male pair is designed to create a secure, telescoping connection that allows for easy disassembly of exhaust sections while accommodating thermal expansion during heat cycles. Precision-formed from high-quality 304 stainless steel, these connectors offer superior corrosion resistance and durability for custom forced induction or high-flow exhaust systems.

• Constructed from 304 stainless steel (304SS) for long-lasting performance
• 4.0-inch (101.6mm) diameter for large-bore applications
• Telescoping female/male design simplifies component removal and maintenance
• Resists corrosion and holds up to high heat environments
• Includes one female and one male connector set
• Manufacturer Part Number: 605-10206-0000

The Stainless Bros 3.5-inch 90-degree mandrel bend is engineered for high-performance custom fabrication where space is a critical constraint. Featuring a true 1D bend radius, this component provides a 3.5-inch Center Line Radius (CLR) to maintain consistent wall thickness and flow integrity through the turn.

The "No Leg" design eliminates the straight tangent sections typically found on standard bends, allowing for seamless integration in tight engine bays or complex exhaust routing. This precision-manufactured bend is an essential component for fabricators building custom turbo manifolds, downpipes, and intake systems.

• Diameter: 3.5in
• Bend Angle: 90 Degrees
• Center Line Radius (CLR): 3.5in (1D)
• Style: No Leg (Zero Tangent)
• Manufacturer Part Number: 601-08956-3100

This 90-degree mandrel bend from Stainless Bros is engineered for high-performance fabrication, providing a smooth, consistent internal diameter for optimal exhaust or intake flow. Built for durability and precision, this bend is ideal for custom piping projects where clearance and flow efficiency are critical.

• Diameter: 3.5 inches
• Bend Angle: 90 Degrees
• Center Line Radius (CLR): 5.25 inches (1.5D)
• Leg Length: 2 inches
• Material: Stainless Steel
• Manufacturer Part Number: 601-08956-4150

This Stainless Bros 3.5-inch 45-degree mandrel bend elbow is designed for precision fabrication in high-performance exhaust, intake, and custom cooling systems. Manufactured from high-quality 16GA (.065") T304 stainless steel, it offers excellent corrosion resistance and superior weldability for professional-grade results.

Featuring a 1D (one diameter) radius, this elbow provides a tight 3.5-inch Center Line Radius (CLR). The "No Leg" configuration means the bend ends at the tangent point without any straight section, making it an essential component for compact engine bays and tight chassis packaging where every millimeter counts.

• Material: T304 Stainless Steel
• Outer Diameter: 3.5 inches
• Wall Thickness: 16GA (.065")
• Bend Angle: 45 Degrees
• Center Line Radius (CLR): 3.5 inches (1D)
• Style: No Leg (Short Radius)
• Manufacturer Part Number: 601-08926-3100

This Stainless Bros 2.0-inch diameter mandrel bend is a precision-engineered component for custom automotive fabrication, including exhaust systems, intake piping, and cooling lines. The mandrel bending process ensures the tube maintains its full diameter throughout the 90-degree sweep, eliminating the flow restrictions and turbulence common with crush-bent alternatives.

• Diameter: 2.0 in
• Bend Angle: 90 Degrees
• Center Line Radius (CLR): 3.0 in (1.5D)
• Material: High-grade stainless steel
• Manufacturer Part Number: 601-05056-4150

Designed with extended legs to provide fabricators with enough material for precise trimming and welding, this bend is ideal for tight engine bays or complex exhaust routing. Its consistent wall thickness and radius accuracy make it a reliable choice for professional-grade headers, downpipes, and custom plumbing.

This Stainless Bros 2.0-inch mandrel bend is a precision-engineered component designed for high-performance exhaust, intake, and custom cooling system fabrication. Featuring a tight 1D bend radius (1-3/8" CLR), this 90-degree elbow is ideal for tight engine bays and complex plumbing where standard-radius bends are too large.

The "no leg" configuration provides a compact profile, allowing fabricators to weld directly to the tangent or incorporate it into custom manifolds and headers with a minimal footprint. Each component is mandrel-bent to ensure a consistent diameter and optimal flow characteristics throughout the entire 90-degree sweep.

• Manufacturer Part Number: 601-05056-3100
• Outside Diameter: 2.0 in
• Bend Angle: 90 Degrees
• Center Line Radius (CLR): 1-3/8 in (1D)
• Leg Length: No Leg
• Construction: Mandrel Bend

This Stainless Bros 2.0-inch diameter 90-degree mandrel bend is a precision-engineered component designed for high-performance fabrication. By utilizing a mandrel bending process, the tube maintains a consistent inner diameter and wall thickness throughout the curve, preventing the flow restrictions common in standard crush-bent tubing.

Constructed for versatility in custom exhaust systems, turbo manifolds, and intake plumbing, this bend features unequal leg lengths of 5 inches and 8 inches. These extended legs provide ample material for trimming and fitment in tight engine bays or complex chassis routing. The 1.5D (3-inch) Center Line Radius (CLR) ensures a compact yet efficient flow path for various automotive applications.

• Manufacturer Part Number: 601-05056-1150
• Outside Diameter: 2.0in
• Bend Angle: 90 Degrees
• Center Line Radius: 1.5D / 3.0in CLR
• Leg Lengths: 5in / 8in
• Construction: Precision Mandrel Bend

This Stainless Bros 1.88-inch 90-degree mandrel bend is precision-engineered for custom fabrication where exhaust flow and structural integrity are critical. Unlike standard crush bends that restrict flow, these mandrel bends maintain a consistent internal diameter throughout the entire radius to minimize turbulence and backpressure.

• Diameter: 1.88in (Outside Diameter)
• Bend Angle: 90 Degrees
• Center Line Radius (CLR): 2.82in (1.5D)
• Wall Thickness: 16GA (0.065in)
• Feature: Integrated tangent legs for easier fitment and welding
• Process: Mandrel bent for uniform wall thickness and diameter
• Manufacturer Part Number: 601-04856-4150

Constructed for durability and high-heat resistance, this 16-gauge bend is ideal for custom exhaust manifolds, downpipes, and intake plumbing. The included leg extensions provide ample material for trimming and alignment during the fabrication process.

Fabricate custom exhaust or intake systems with the precision of Stainless Bros 90-degree mandrel bend elbows. This 1.88-inch component is manufactured from 304 stainless steel, offering superior corrosion resistance and durability for automotive fabrication. The mandrel bending process ensures a consistent inner diameter throughout the entire curve, preventing flow restriction and turbulence.

Designed with a tight 1D radius, this elbow is ideal for applications where space is limited. The 16-gauge (.065-inch) wall thickness provides a robust structure that is easy to TIG weld. This version includes a straight leg section, providing the necessary material to facilitate accurate fitment and secure mounting during the fabrication process.

• Manufacturer Part Number: 601-04856-4100
• Material: 304 Stainless Steel (SS304)
• Outside Diameter: 1.88 in
• Bend Angle: 90 Degrees
• Bend Radius: 1D
• Wall Thickness: 16GA (.065 in)
• Construction: Mandrel bend with straight leg

This Stainless Bros 45-degree mandrel bend is engineered for precision automotive fabrication, featuring a tight 1D (1.75-inch) Center Line Radius (CLR) specifically designed for space-constrained engine bays and complex exhaust routing. Built with a 16-gauge (0.065-inch) wall thickness, this component provides the structural integrity and heat resistance necessary for custom exhaust systems, headers, and intake piping.

• Diameter: 1.75 inches
• Bend Angle: 45 Degrees
• Center Line Radius (CLR): 1.75 inches (1D)
• Wall Thickness: 16GA (0.065 inches)
• Construction: Mandrel bent for consistent inner diameter and optimal flow
• MPN: 601-04526-4100

The mandrel bending process ensures that the tube maintains its shape and cross-sectional area throughout the bend, preventing the flow restrictions and turbulence often found in crush-bent alternatives. This makes it an ideal choice for fabricators demanding professional-grade performance and fitment.

This 45-degree elbow from Stainless Bros is engineered for custom exhaust systems, headers, and intake plumbing where precision fitment is required. Constructed from high-quality 16-gauge 304 stainless steel, this tubing provides excellent corrosion resistance and superior weldability for professional fabrication projects.

The "No Leg" design features a tight radius bend without straight extensions, making it the ideal choice for compact engine bays and complex chassis routing where space is at a premium. Each piece is manufactured to ensure consistent wall thickness and diameter throughout the bend to maintain optimal flow.

• Outside Diameter: 1.75in
• Bend Angle: 45 Degrees
• Wall Thickness: 16 Gauge (0.065")
• Material: 304 Stainless Steel
• Design: No Leg (Short Radius)
• Manufacturer Part Number: 601-04526-3100

This Stainless Bros 90-degree mandrel bend is engineered for professional fabricators requiring precision and durability in custom exhaust systems, headers, or intake plumbing. Manufactured from high-quality 304 stainless steel (SS304), this elbow maintains a constant internal diameter throughout the bend to ensure optimal flow and minimal backpressure.

The 1.5D centerline radius provides a tight yet efficient turn, making it ideal for compact engine bays or intricate chassis routing. With a 16-gauge (0.065") wall thickness and integrated straight legs, this component offers excellent weldability and structural integrity for long-term use in high-heat environments.

• Brand: Stainless Bros
• Material: 304 Stainless Steel (SS304)
• Angle: 90 Degrees
• Outer Diameter: 1.625 in
• Wall Thickness: 16GA (0.065 in)
• Centerline Radius: 1.5D
• Part Number: 601-04256-4150

The Stainless Bros 1.50-inch diameter 90-degree mandrel bend is a precision-engineered component designed for high-performance fabrication. By utilizing a mandrel bending process, this tube maintains a consistent cross-sectional area throughout the entire radius, eliminating the restrictive flow turbulence often caused by crush-bending. This makes it an ideal choice for custom exhaust manifolds, intake plumbing, or cooling system hard lines.

Constructed from high-grade stainless steel, this bend is built to withstand high-heat environments while offering excellent corrosion resistance and clean weldability. The tight 2.25-inch Center Line Radius (CLR) provides a 1.5D ratio, allowing for efficient routing in compact engine bays where space is at a premium.

• Outer Diameter: 1.50 in
• Bend Angle: 90 Degrees
• Center Line Radius (CLR): 2.25 in
• Bend Ratio: 1.5D
• Material: High-Quality Stainless Steel
• Manufacturer Part Number: 601-03856-4150

This Stainless Bros 1.50-inch diameter 90-degree mandrel bend is engineered for high-performance fabrication where space and flow efficiency are critical. Unlike standard bends that can collapse or narrow at the curve, these mandrel-bent components maintain a consistent inner diameter throughout the entire radius to eliminate turbulence and backpressure.

The "No Leg" design means the bend starts and ends precisely at the tangent points without straight extensions, allowing for maximum flexibility in tight engine bays or complex exhaust routing. This makes it an ideal choice for custom headers, manifold runners, or intake systems requiring compact, high-flow geometry.

• Manufacturer Part Number: 601-03856-3150
• Outer Diameter: 1.50 inches
• Bend Angle: 90 Degrees
• Center Line Radius (CLR): 2.25 inches (1.5D)
• Construction: Mandrel bent for uniform wall thickness and flow
• Style: No Leg (Tangent-to-tangent)

This 1.75-inch 90-degree mandrel bend elbow from Stainless Bros is engineered for high-heat automotive fabrication where space is at a premium. Constructed from premium SS321 (321 Stainless Steel), this material is titanium-stabilized to provide superior resistance to intergranular corrosion and higher fatigue strength than standard 304 stainless steel, making it the ideal choice for turbo manifolds, downpipes, and wastegate dump tubes.

The tight 1D radius allows for complex routing in compact engine bays without sacrificing flow quality. This "No Leg" version is precision-trimmed to the start of the bend, allowing fabricators to weld directly into tight configurations without additional cutting or waste. Each elbow is mandrel bent to ensure consistent wall thickness and internal diameter throughout the arc.

• Material: SS321 (321 Stainless Steel)
• Outer Diameter: 1.75"
• Bend Angle: 90 Degrees
• Centerline Radius: 1D (1.75")
• Leg Length: No Leg (trimmed to tangent)
• MPN: 701-04556-3100

Fabricate high-performance exhaust components with this Stainless Bros 1.625-inch 90-degree mandrel bend elbow. Manufactured from premium SS321 stainless steel, this elbow is specifically engineered for high-temperature applications such as turbo manifolds and headers where standard 304 stainless might fatigue. The titanium-stabilized SS321 alloy offers superior resistance to intergranular corrosion and increased strength at elevated operating temperatures.

This elbow features a tight 1D radius, making it an essential component for custom fabrication in confined engine bays where space is at a premium. The "No Leg" design provides a clean, radius-only bend, allowing for precise fitment and reduced weight in complex assemblies.

• Material: SS321 Stainless Steel
• Outer Diameter: 1.625 in (1-5/8")
• Wall Thickness: 16 Gauge (0.065 in)
• Bend Angle: 90 Degrees
• Centerline Radius: 1D (1.625 in)
• Configuration: No Leg (Bent portion only)
• Manufacturer Part Number: 701-04256-3100