SLP

SLP, or Street Legal Performance, has earned a reputation for delivering serious power and sound upgrades to American muscle car platforms. This collection features the brand's most sought-after components, including the iconic Loudmouth exhaust systems, cold air intake kits, long-tube headers, and performance suspension pieces. Every SLP part is designed with real-world driving in mind—bolt-on installation, street-friendly manners, and the unmistakable tone that enthusiasts expect.

Built from materials like mandrel-bent stainless steel and high-flow air filters, SLP hardware improves airflow, reduces backpressure, and sharpens throttle response where it counts. Whether you're refining a weekend cruiser or chasing a more aggressive edge, these upgrades deliver proven results without compromising daily usability.

$
-
$
0 selected
0 selected
Apply (0)
SLP Blackwing high-flow air filter in blue with accompanying filter oil bottle.

$29.99

In stock
SLP LoudMouth cat-back exhaust system with polished tips for 2009-2013 Chevrolet Corvette

$889.99

Out of stock
SLP LoudMouth cat-back exhaust system with resonators and polished tips for 1999-2004 Ford Mustang 4.6L

$689.99

In stock
SLP LoudMouth axle-back exhaust assembly featuring stainless steel piping and dual 3.5-inch polished exhaust tips.

$449.99

In stock
SLP LoudMouth modular cat-back exhaust system for 2011-2014 Dodge and Chrysler 5.7L HEMI vehicles.

$659.99

In stock
SLP LoudMouth modular cat-back exhaust system for 2008-2014 Dodge and Chrysler 5.7L vehicles.

$749.99

Low in stock
SLP LoudMouth cat-back exhaust system with modular stainless steel piping for Dodge and Chrysler SRT8 models.

$789.99

Out of stock
SLP LoudMouth modular cat-back exhaust system with polished tips and mandrel-bent piping for 5.7L Dodge and Chrysler.

$659.99

In stock
SLP LoudMouth axle-back exhaust system with polished tips for 2005-2008 Chevrolet Corvette

$889.99

Low in stock
SLP LoudMouth II 3-inch universal bullet-type muffler with ceramic-wrapped core, part number 31067

$119.99

Out of stock
SLP LoudMouth bullet-style exhaust resonator with 3.0-inch inlet and outlet and polished finish.

$94.99

In stock
A pair of SLP LoudMouth II 2.5-inch polished bullet-type mufflers with internal perforated cores.

$229.99

In stock
SLP LoudMouth 2.5-inch inlet and outlet stainless bullet-type exhaust resonator

$189.99

In stock
SLP 900 Series exhaust tip assembly with mounting hardware for 2007-2013 Chevrolet and GMC trucks

$179.99

In stock
SLP LoudMouth universal bullet-style resonator featuring 2.5-inch inlet and outlet ports.

$94.99

In stock
Polished stainless steel SLP LoudMouth II 2.5-inch inlet and outlet bullet-type universal muffler.

$119.99

Low in stock
SLP Blackwing cold-air induction system with high-flow filter for 2006-2013 C6 Chevrolet Corvette.

$399.99

In stock
SLP Blackwing cold-air intake assembly and high-flow filter for 2001-2004 Chevrolet Corvette LS1

$279.99

In stock
SLP Blackwing cold-air induction system with high-flow air filter for 1997-2000 C5 Corvette LS1

$279.99

Low in stock
SLP FlowPac cold-air induction system for 1998-2002 Chevrolet Camaro and Pontiac Firebird LS1 engines.

$389.99

Out of stock
SLP 21045 black high-flow air-box lid for 2000-2002 Camaro and Firebird LS1 engines.

$139.99

Out of stock
SLP high-flow intake air-box lid for 1998-1999 LS1 Chevrolet Camaro and Pontiac Firebird.

$139.99

In stock
SLP Performance Logo car cover fitted to a 1993-2002 Chevrolet Camaro or Pontiac Firebird F-Body

$199.99

In stock

Can’t Find the Part You Need?

Our catalog represents only a portion of the automotive products available through our supplier network. If you cannot find a specific part, brand, or application on our website, submit a request below, and our team will help source it for you.

Please include as much information as possible, such as your vehicle's year, make, model, trim, engine, desired brand, or part number, to help us quickly identify the correct product.

Email is invalid

Image alt