1991 Jeep Wrangler Exhaust System Kits

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

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

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 for a proper fit every time
• Durable steel construction
• Repair kit helps to secure exhaust manifold to the vehicle engine head
• Manufactured to strict engineering quality standards

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 for a proper fit every time
• Durable steel construction
• Repair kit helps to secure exhaust manifold to the vehicle engine head
• Manufactured to strict engineering quality standards

The MagnaFlow 2004-2006 Jeep Wrangler Off-Road Pro Series Cat-Back Performance Exhaust System 17121 brings additional off-roading prowess and our deep signature exhaust note to your 4.0L 2004-2006 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 17121 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. 17121’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 17121 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

DynoMax® Super Turbo performance mufflers exclusive patented flow director design channels exhaust flow and eliminates turbulence on most applications. The large internal flow tubes improve exhaust flow and reduce backpressure. Each muffler uses fiberglas

Product Features:

• Large internal flow tubes improve exhaust flow and reduce backpressure
• Exclusive patented flow director design channels exhaust flow and eliminates turbulence on most applications.
• Fiberglass matting technology to absorb unwanted interior resonance while maintaining a mellow performance tone
• Dyno proven to flow up to 700 SCFM

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

aFe’s Rebel Series, dual black tip axle-back exhaust system for your 2007 – 2018 Jeep Wrangler (JK) with the V6-3.8L / 3.6L engine. This Rebel Series system is constructed with 2-1/2″ mandrel bent 409 stainless steel tubing for improved exhaust flow. Utilizing factory mounting locations, the bayonet tip hangers ensure the Rebel Series exhaust has an OE-style fit and stays put under any driving conditions. A certified craftsman hand MIG welds the system for durability and longevity. High quality band clamps and hardware to provide a quick, hassle-free installation with no modifications necessary. Dual 4-1/2″ angle-cut, high temp polished stainless steel exhaust tips with laser-cut aFe POWER badges to finish off the Rebel Series exhaust system for the perfect combination of performance, value and style. Aggressive Sound: A free-flowing, stainless steel, 18″ length muffler is used to absorb high pitch tones producing a powerful sound and unleashing more horsepower and torque potential. Dual 4-1/2″ polished Exhaust Tips: This dual rear-exit system features 4-1/2″ dia. high temp polished, angle-cut, rolled, stainless steel exhaust tips w/ laser-cut aFe POWER badge for a custom-styled look. Installation is a snap: This Rebel Series exhaust system uses all factory mounting locations providing stability and a hassle-free installation. Perfect Fit: OE-style bayonet hangers are used to maintain a stable pipe location during any driving conditions. The bayonet tip holds the hanger bushing in place for an OE style, long lasting fit. Leak-Free Seal: High quality band clamps are used for a complete 360-degree sealing surface.

Product Features:

• Mandrel Bent 409 Stainless Steel
• Free Flowing Stainless Steel Muffler
• Dual Rear Exit High Temp Polished Exhaust Tips
• High Quality Hardware and Clamps

The MagnaFlow Rock Crawler Series Cat-Back Performance Exhaust System 15237 15237 brings superior boulder-climbing capabilities 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 of your rig for improved ground clearance. Exhaust kit 15237 is engineered to produce our powerful, resonant signature exhaust note at Aggressive exterior and Moderate 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. 15237’s emissions-legal cat-back design replaces all your rig’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 Single Straight Driver Side Rear exit. The turndown style tipless exit improves departure angles, allowing for more options when it comes to traversing tricky boulders and other off-road obstacles. Exhaust system 15237 is produced using advanced CNC precision robotic manufacturing techniques and backed by MagnaFlow’s limited lifetime warranty.

Product Features:

• High clearance design
• Aggressive exterior sound tuning
• Extensive off-road testing to meet your sound and performance needs

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:

• 3 in. Mandrel Bent 409 Stainless Steel Tubing
• 64% Flow Gain
• Free Flow Muffler
• OE Style/Welded-On Hangers

Open up your Jeep’s exhaust with this great looking and long lasting polished stainless steel dual exhaust system. You’ll get a mellow exhaust note that will set your rig apart while enjoying increased performance. The 2-1/4 inch mandrel bent pipes give h

Product Features:

• Mellow Exhaust Note
• Mandrel Bent Pipes
• Added Flow
• Stainless Steel
• Works w/ 3.6L and 3.8L engines

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

For the person who wants a subtle custom appearance with all the benefits that a Flowmaster Cat-back exhaust system provides. S.O.R. (Single out rear) systems are the perfect choice. Force II systems deliver a moderate exterior tone and moderate to mild interior tone, and are suited to customers looking for efficiency improvements without a lot of noise. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.

Product Features:

• Mandrel bent 16 gauge 409 stainless tubing
• Stock to mild exterior exhaust tone
• Includes hangers and hardware for easy installation
• Connects after factory catalytic converter
• Dyno tuned for maximum performance

The MagnaFlow 2007-2011 Jeep Wrangler Off-Road Pro Series Cat-Back Performance Exhaust System 17119 brings additional off-roading prowess and our deep signature exhaust note to your 3.8L 2007-2011 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 17119 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. 17119’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 17119 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

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

Unique sound and style is what this Rebel Series cat-back exhaust system delivers. 2 1/2″ mandrel bent, 304 stainless steel tubing is 100% hand MIG-welded for race proven strength and durability. A high flow stainless steel, muffler delivers a powerful exhaust tone. The system uses factory mounting locations for an easy install that stays put under any driving condition. Finished with rear exit, quad 3 ½” diameter, stainless steel tips with our signature laser-cut aFe POWER badge for a unique, custom-styled look. 2-1/2″ mandrel bent, 304 stainless steel tubing is less restrictive than stock. This allows maximum flow and low turbulence for increased torque, horsepower and improved throttle response. A primary, free-flowing stainless steel muffler absorbs the high pitch tones and balances exhaust pulses for a powerful exhaust note. Finished with high temp metallic black powder coating for the ultimate in corrosion resistance. Features a custom designed laser cut aFe logo tip brace with a bolt-on red powder coat backing plate to compliment the logo. This system is not compatible with factory receiver (tow hitch).

Product Features:

• High Flow Muffler
• Powerful Exhaust Tone
• 100 Percent MIG Welded

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

DynoMax® Ultra Flo Welded performance stainless steel mufflers feature 100-percent welded construction for lifelong durability. The unrestricted, straight-through design dyno proven to flow up to 2,000 SCFM and support up to 2,000 horsepower. Each muffler

Product Features:

• Stainless steel construction for lifelong protection
• 100% welded design for maximum durability
• Straight through design ensures unrestricted exhaust flow and reduces back pressure
• CRF Technology absorbs unwanted interior resonance while maintaining a deep performance tone
• Dyno proven to flow up to 2,000 SCFM and support up to 2,000 horsepower.

The Scorpion Aluminized Hi-Tuck “Rock Basher” (RB) Cat-Back Exhaust System is constructed of 2-1/2″ mandrel-bent aluminized steel tubing. The smooth curves and increased diameter of this exhaust system helps remove restriction and keeps exhaust gas flowing smoothly for increased horsepower, torque and throttle response. This exhaust system also comes complete with a 18″ length chambered muffler, OE style bayonet hangers, band clamps and all hardware necessary for a hassle-free installation.

Product Features:

• Two Piece Design
• Performance Tip
• Mandrel Bent Aluminized Steel
• OE Style Bayonet Hangers

For the person who wants a subtle custom appearance with all the benefits that a Flowmaster Cat-back exhaust system provides. S.O.R. (Single out rear) systems are the perfect choice. As a Force II system it produces a mild interior and exterior tone, and is suited to customers looking for efficiency improvements without too aggressive of a tone. Especially recommended daily drivers. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.

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

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

If you want proven performance gains, more ground clearance and sound from your Jeep JL 3.6L 2 or 4 door, this Mach Force-XP cat-back exhaust system is what you need. 2-1/2″ mandrel-bent 409 stainless steel tubing and 14″ high flow muffler improves exhaust flow for increased horsepower and torque. In-house dyno testing resulted in gains of up to +9 horsepower and +8 lbs. x ft. of torque and delivers a noticeable exhaust tone. The Hi-Tuck designed tailpipe “tip” gives you extra clearance during extreme angle climbs or descents and an “Old School” traditional Jeep look. Factory-style hangers, ball flange connection and quality hardware are included for a hassle-free install.

Product Features:

• Outlasts and Outperforms Stock Exhaust
• Hi-Tuck Design For Clearance and Greater Approach Angles
• 100 Percent Hand MIG-Welded For Strength and Durability
• Factory Style Bayonet Hangers

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 Competition Series Cat-Back Performance Exhaust System 15118 15118 brings an aggressive, attention-grabbing edge to the deep resonant exhaust note we’re so well known for. This exhaust kit is designed to enhance your 3.6L 2012-2018 Jeep with dyno-proven performance made possible thanks to fast-flowing mandrel bent 2.5in. main piping and 1 Straight-Through mufflers ending in a Single Straight Passenger Side Rear exit with 2.5in. Satin Welded-On Single Wall Angle Cut Cut Edge tips featuring a sporty finish. The exhaust system’s cat-back layout replaces your ride’s exhaust system from near the catalytic converter on back. Exhaust system 15118 is engineered to make your vehicle’s engine produce Aggressive exterior and Moderate interior sound levels, befitting its competition-oriented design. 15118’s direct-fit design makes installation a breeze thanks to the use of advanced 3D scanning techniques. This performance exhaust system is made of 100% durable and corrosion-resistant stainless steel and produced using CNC precision robotic manufacturing, all backed by MagnaFlow’s limited lifetime warranty. Please check to ensure compliance with local noise regulations.

Product Features:

• Crafted from 409 stainless steel with all mandrel-bent tubing
• Increased horsepower and torque
• Aggressive exterior sound

If you want proven performance gains, more ground clearance and sound from your Jeep JL 3.6L 2 or 4 door, this Mach Force-XP cat-back exhaust system is what you need. 2-1/2″ mandrel-bent 409 stainless steel tubing and 14″ high flow muffler improves exhaust flow for increased horsepower and torque. In-house dyno testing resulted in gains of up to +9 horsepower and +8 lbs. x ft. of torque and delivers a noticeable exhaust tone. The Hi-Tuck designed tailpipe “tip” gives you extra clearance during extreme angle climbs or descents and an “Old School” traditional Jeep look. Factory-style hangers, ball flange connection and quality hardware are included for a hassle-free install.

Product Features:

• Outlasts and Outperforms Stock Exhaust
• Hi-Tuck Design For Clearance and Greater Approach Angles
• 100 Percent Hand MIG-Welded For Strength and Durability
• Factory Style Bayonet Hangers

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