2004 Jeep Wrangler Exhaust System Kits

Give your Jeep Wrangler YJ’s exhaust system an upgrade with a DynoMax Super Turbo single 2.25-in. cat-back exhaust system. Features a DynoMax Super Turbo muffler that channels exhaust flow and reduces turbulence and fiberglass matting that absorbs unwanted interior resonance for a mellow tone.

Product Features:

• COMPATIBILITY — Designed for Jeep Wrangler YJ; see product information for compatibility and engine specs
• COMPLETE SOLUTION — Includes DynoMax Super Turbo muffler, pipe and clamps
• EASY TO INSTALL — Direct-fit pre-assembled solution with welded hangers, pipes and clamps for easy installation that doesn¿t require specialized fabrication and/or welding
• EASY TO INSTALL — Direct-fit pre-assembled solution with welded hangers, pipes and clamps for easy installation that doesn┐t require specialized fabrication and/or welding
• IMPROVED FLOW CAPACITY — Aluminized steel tubing with mandrel bends improves flow capacity over traditional bends while increased pipe diameter from OE sizes increases flow and power
• PRECISION DESIGN — Exclusive flow director technology channels exhaust flow and reduces turbulence on most applications; dyno proven to flow up to 373 SCFM
• PREMIUM PERFORMANCE — Large flow tubes improve exhaust flow and reduce backpressure
• ENGINEERED TO LAST¿–¿Aluminized-steel muffler reduces corrosion and internal drainage system reduces moisture collection
• ENGINEERED TO LAST┐–┐Aluminized-steel muffler reduces corrosion and internal drainage system reduces moisture collection
• SPECS — Welded 2.5-in. outlet single wall, buffed and polished stainless steel slant cut tip

This Rebel Series cat-back exhaust delivers power and sound by adding horsepower and torque as measured on our in-house dyno. Dual polished tips exit in front of the rear passenger side tire to make this system look as good as it performs. Factory mounting locations provide a stable and hassle-free installation.

Product Features:

• Free Flowing Stainless Steel Muffler
• Hassle Free Installation
• MIG Welded For Strength

The MagnaFlow Off-Road Pro Series Cat-Back Performance Exhaust System 17144 17144 brings additional off-roading prowess and our deep signature exhaust note to your 3.6L 2012-2018 Jeep with a weight-optimized, dyno-tested, corrosion resistant and durable stainless steel design engineered to closely hug the undercarriage for improved ground clearance. Exhaust kit 17144 is engineered to produce Very Aggressive exterior and Aggressive interior sound levels. Extensive 3D scanning was used during the development of this Jeep exhaust system to create a direct-fit design, enabling a do-it-yourself installation process. 17144’s emissions-legal cat-back design replaces all your truck’s exhaust components from the catalytic converter on back with its 2.5in. diameter mandrel bent main piping that passes through 1 Straight-Through mufflers before ending in a turndown before rear axle exit with 3in. Satin Clamp-On Single Wall Turndown Cut Edge tips. Exhaust system 17144 is produced using advanced CNC precision robotic manufacturing techniques and backed by MagnaFlow’s limited lifetime warranty.

Product Features:

• Available for gas or diesel trucks and SUV’s
• 100% Stainless Steel
• High flow straight through design

Borla Performance Industries is the pioneer and leader in the design and manufacture of stainless steel performance exhaust. We began two decades ago as a manufacturer of exhaust systems for such “concours classics” as Rolls-Royce and Ferrari cars and have evolved into the premier manufacturer of today’s performance vehicles for the street, off-road, and racing.Borla is proud to offer a true “Made in the USA” product sold around the world. We are a company of motorheads, and it shows in our products, customer service, and culture. On weekends, the same Borla employees who built your exhaust or helped you with technical support can be found competing at tracks, drag strips, off-road events and car shows. Constructed using T-304 stainless steel for long life and sharp appearance, and features all welded construction for maximum durability. Unlike any other exhaust brand, Borla’systems are designed from scratch on a vehicle-by-vehicle basis. Every car or truck has unique mechanical and acoustical properties, all taken into account as we spend countless hours optimizing muffler body shapes, internal core configurations, flow dynamics,soundand more.

Product Features:

• Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive powerful sound
• Each system is built from premium, high-quality austenitic T-304 stainless steel
• Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer-controlled CNC manufacturing ensures an accurate fit

Crown Automotive continues to be the leader in quality replacement parts for Jeep(R) vehicles. Crown has the largest stock of replacement parts for Jeep(R) vehicles, including factory discontinued parts. In fact, many of the older Jeeps are still on (and off) the road thanks to Crown parts. The Crown line consists of axle, body, brake, clutch, cooling, driveline, electrical, engine, exhaust, fuel, steering, suspension, transmission And transfer case components. Crown Automotive also offers an exclusive line of component kits And accessory products.

Product Features:

• Leading Manufacturer Of Quality Replacement Parts For Jeep
• Meets Standards For Quality
• Crown Automotive Has Consistently Maintained Its Commitment To Offering Only Quality Parts And Exceptional Service
• Easy Installation

Borla Performance Industries is the pioneer and leader in the design and manufacture of stainless steel performance exhaust. We began two decades ago as a manufacturer of exhaust systems for such “concours classics” as Rolls-Royce and Ferrari cars and have evolved into the premier manufacturer of today’s performance vehicles for the street, off-road, and racing.Borla is proud to offer a true “Made in the USA” product sold around the world. We are a company of motorheads, and it shows in our products, customer service, and culture. On weekends, the same Borla employees who built your exhaust or helped you with technical support can be found competing at tracks, drag strips, off-road events and car shows. Constructed using T-304 stainless steel for long life and sharp appearance, and features all welded construction for maximum durability. Unlike any other exhaust brand, Borla’systems are designed from scratch on a vehicle-by-vehicle basis. Every car or truck has unique mechanical and acoustical properties, all taken into account as we spend countless hours optimizing muffler body shapes, internal core configurations, flow dynamics,soundand more.

Product Features:

• Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive powerful sound
• Each system is built from premium, high-quality austenitic T-304 stainless steel
• Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer-controlled CNC manufacturing ensures an accurate fit

Borla Performance Industries is the pioneer and leader in the design and manufacture of stainless steel performance exhaust. We began two decades ago as a manufacturer of exhaust systems for such “concours classics” as Rolls-Royce and Ferrari cars and have evolved into the premier manufacturer of today’s performance vehicles for the street, off-road, and racing.Borla is proud to offer a true “Made in the USA” product sold around the world. We are a company of motorheads, and it shows in our products, customer service, and culture. On weekends, the same Borla employees who built your exhaust or helped you with technical support can be found competing at tracks, drag strips, off-road events and car shows. Constructed using T-304 stainless steel for long life and sharp appearance, and features all welded construction for maximum durability. Unlike any other exhaust brand, Borla’systems are designed from scratch on a vehicle-by-vehicle basis. Every car or truck has unique mechanical and acoustical properties, all taken into account as we spend countless hours optimizing muffler body shapes, internal core configurations, flow dynamics,soundand more.

Product Features:

• Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive powerful sound
• Each system is built from premium, high-quality austenitic T-304 stainless steel
• Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer-controlled CNC manufacturing ensures an accurate fit

This Rebel Series cat-back exhaust delivers power and sound by adding horsepower and torque as measured on our in-house dyno. Dual polished tips exit in front of the rear passenger side tire to make this system look as good as it performs. Factory mounting locations provide a stable and hassle-free installation.

Product Features:

• Unique Dual Center Exit Exhaust System
• High-Flow Stainless Steel Muffler
• Mandrel Bent Stainless Steel Tubing
• Bolt-On Installation

This durable, purpose-built, cat-back exhaust system for the Jeep Wrangler JL 2 door improves clearance over rough terrain for the adventurist who wants it all. Large, 3″ mandrel-bent 409 stainless steel tubing outflows the restrictive factory exhaust to deliver gains of up to +9 horsepower and +8 lbs. x ft. of torque, as measured on our in-house dyno. The free-flowing muffler delivers a powerful, performance tone while the ROCK BASHER’S shortened pre-axle turndown tip handles off-road obstacles. This system utilizes factory mounts for a quick and simple install.

Product Features:

• 409 Stainless Steel Tubing For Unrestrictive Exhaust Flow
• Free Flowing Stainless Steel Muffler
• Muffler Has A Powerful Aggressive Performance Tone
• Shortened Pre-Axle Turn Down Exit Offers More Ground Clearance

The new MACH Force XP exhaust is engineered to perform in the most extreme environments. This system is constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased horsepower; increased torque; and lower EGTs. MACH Force XP exhaust systems are the perfect combination of performance; fit; and value. All systems use factory mounting locations providing stability and hassle-free installation. High quality OE style band clamps are used for a complete 360 deg. sealing surface. A free-flowing 24 in. long muffler is used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque out of your rig. OE style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The bayonet tip holds the hanger bushing in place for an OE style fit that does not change with time.

Product Features:

• 2.5 in. Mandrel Bent 409 Stainless Steel Tubing
• Maximum Flow
• Free Flow Muffler
• OE Style/Welded-On Hangers

The MagnaFlow 2018-2024 Jeep Wrangler Off-Road Pro Series Cat-Back Performance Exhaust System 19431 brings additional off-roading prowess and our deep signature exhaust note to your 3.6L 2018-2024 Jeep Wrangler with a weight-optimized, dyno-tested, corrosion resistant and durable stainless steel design engineered to closely hug the undercarriage for improved ground clearance. Exhaust kit 19431 is engineered to produce Very Aggressive exterior and Aggressive interior sound levels. Extensive 3D scanning was used during the development of this Jeep Wrangler exhaust system to create a direct-fit design, enabling a do-it-yourself installation process. 19431’s emissions-legal cat-back design replaces all your truck’s exhaust components from the catalytic converter on back with its 2.5in. diameter mandrel bent main piping that passes through 1 Straight-Through mufflers before ending in a turndown before rear axle exit with 3in. Satin Clamp-On Single Wall Turndown Cut Edge tips. Exhaust system 19431 is produced using advanced CNC precision robotic manufacturing techniques and backed by MagnaFlow’s limited lifetime warranty.

Product Features:

• Available for gas or diesel trucks and SUV’s
• 100% Stainless Steel
• High flow straight through design

This Rebel Series cat-back exhaust system delivers quality, sound, performance and appearance for your Jeep JL 2 or 4 door model. Made from mandrel bent 409 stainless steel tubing for increased exhaust flow and performance, this dual rear exit system eliminates the primary muffler and uses a high flow, transverse rear muffler, finished in high temp black powder coating so it looks as good as it sounds. Dual 4-1/2″ stainless steel clamp-on tips with aFe POWER logos finish it off for the perfect combination of performance, value and style.

Product Features:

• Muffler Delivers A Powerful Exhaust Tone
• Custom Designed Rear Tip Brace w/Red aFe Power Logo
• 100% Hand MIG-Welded For Strength and Durability
• Unique Quad Exhaust Tips For A Unique Custom-Styled Look

This Rebel Series cat-back exhaust delivers power and sound by adding horsepower and torque as measured on our in-house dyno. Dual polished tips exit in front of the rear passenger side tire to make this system look as good as it performs. Factory mounting locations provide a stable and hassle-free installation.

Product Features:

• Free Flowing Stainless Steel Muffler
• Hassle Free Installation
• MIG Welded For Strength

The MagnaFlow Street Series Axle-Back Performance Exhaust System 15160 15160 brings enhanced engine sound and dyno-proven performance to your 3.6L, 3.8L 2007-2018 Jeep with a healthy helping of our deep, resonant signature exhaust note at Moderate exterior and Mild interior sound levels. Thanks to its durable, corrosion resistant stainless steel design, this Jeep exhaust system will handle whatever tarmac you decide to leave your mark on. This performance exhaust kit features an axle-back layout designed to replace your Jeep’s exhaust system from near the rear axle on back. With its fast-flowing, mandrel bent 2.5in. main piping and 1 Straight-Through mufflers ending in a Dual Split Rear exit with 4in. Black Coated Welded-On Double Wall Angle Cut Folded Edge tips, your ride will be sounding as awesome as it looks. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 15160 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow’s 1-year limited finish warranty and limited lifetime construction warranty.

Product Features:

• Dyno-proven performance
• Durable corrosion-resistant stainless steel construction
• CNC precision robotic manufacturing techniques

Our Exhaust Manifold Hardware Kit comes with the necessary installation components to assist you in replacing your manifold. Save time and energy by having the right hardware on hand when you need it.

Product Features:

• Direct replacement – this exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles.
• Ideal solution – this kit is a reliable replacement for the original hardware that is missing or damaged, or has failed
• Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

This exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles, and is made from quality materials for reliable performance.

Product Features:

• Direct replacement – this exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles
• Ideal solution – this kit is a reliable replacement for the original hardware that is missing or damaged, or has failed
• Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience