1991 Jeep Wrangler Exhaust System Kits

Essential 1991 Jeep Wrangler Exhaust System Kits

MagnaFlow – Competition Series Cat-Back Performance Exhaust System (Part No.15118)

Competition Series Cat-Back Performance Exhaust System

from

$777.99
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
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aFe POWER – Rebel Series Cat Back Exhaust System: Black Tip, 409 Stainless Steel, Unleashes All Available HP (Part No.49-48062-B)

Rebel Series Cat Back Exhaust System: Black Tip, 409 Stainless Steel, Unleashes All Available HP

from

$1237.99
aFe’s Rebel Series, dual black tip cat-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, black stainless steel exhaust tips are badged with laser-cut aFe POWER plates to finish off the Rebel Series exhaust system for the perfect combination of performance, value and style. Additional Performance: Compatible with aFe Power Twisted Steel Down-Pipe Loop Relocation Pipe (48-48022-HN or 48-48022-HC) to optimize your performance gain. Mild Tone A free-flowing, stainless steel, high temp metallic black, rear muffler assembly, engineered for the smoothest sounding performance available. A 14″ long, round front muffler assembly is used to absorb the high pitch tones. The rear, 18″ long, oval muffler is used to producing a powerful sound and unleashing more horsepower and torque potential. Dual 4-1/2″ Black Exhaust Tips: This dual rear-exit system features 4-1/2″ dia. high temp metallic black, 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 Stainless Steel
  • Long Round Front Muffler and Long Oval Rear Muffler
  • Dual Muffler System For Smoothest Sounding Performance
  • Dual Rear Exit Exhaust Tips
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aFe POWER – Mid-Pipe w/ Muffler (Part No.49-48063)

Mid-Pipe w/ Muffler

from

$454.99
aFe power introduces the Hi-Tuck “Rock Basher” (RB) Cat-Back Exhaust System for 2007-2017 Jeep Wrangler (JK) with V6-3.6L/3.8L engines 2 and 4 door models. This cat-back exhaust system is constructed of 2-1/2″ mandrel-bent stainless 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 high-flow straight through designed muffler to absorb high pitch tones producing a powerful sound. All necessary hardware is included for a hassle-free installation. This unit fits with most after market Evap skid plates. Flow and Performance: This MACH Force-Xp cat-back exhaust system is constructed of 2-1/2″ mandrel-bent, 409 stainless steel tubing for maximum flow. The smooth transition bends allow for low turbulence, increasing horsepower, torque and improving throttle response. Forward Muffler Location: This system incorporates a high flow 18″ length muffler for a quieted sound while eliminating exhaust drone. The muffler is located prior to the rear axle for increased climbing angles. Hi-Tuck Tip: This exhaust system is finished off with a Hi-Tuck Tip that is developed to give your Jeep extra clearance during extreme angle climbs or descents. Perfect Fit: An included extension pipe allows this system to fit both the 2 and 4 door Wranglers without modification. 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. Aggressive Sound: A 409 stainless steel performance muffler is designed to provide a deep, throaty, powerful sound on acceleration but maintain a smooth sound at idle.

Product Features:
  • Mandrel Bent 409 Stainless Steel Tubing
  • Round High Flow Stainless Steel Muffler
  • Fits Stock and Most Aftermarket Axle-Back Systems
  • Utilizes Factory Mounting Locations
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MagnaFlow – Street Series Cat-Back Performance Exhaust System (Part No.15853)

Street Series Cat-Back Performance Exhaust System

from

$708.99
The MagnaFlow 1991-1995 Jeep Wrangler Street Series Cat-Back Performance Exhaust System brings out the personality of your 2.5L, 4.0L 1991-1995 Jeep Wrangler with our signature resonant, powerful engine tone and dyno-proven performance. Thanks to its fast-flowing, mandrel bent 2.5in. main piping and 1 Straight-Through mufflers ending in a Single Straight Passenger Side Rear exit with 2.75in. Polished Welded-On Single Wall Turndown Cut Edge tips, this Jeep Wrangler exhaust kit has the performance chops to match its sporty sound and appearance. Upgrade your ride to the next level with an exhaust that has the pipes to put other Jeep Wrangler’s to shame. With this system your vehicle will be producing Moderate exterior and Mild interior sound levels while leaving other cars and trucks feeling envious at every stoplight. Exhaust kit 15853 features a cat-back layout that replaces your ride’s stock exhaust components from near the catalytic converter on back. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 15853 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
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MagnaFlow – Street Series Cat-Back Performance Exhaust System (Part No.16751)

Street Series Cat-Back Performance Exhaust System

from

$889.99
The MagnaFlow 2007-2011 Jeep Wrangler Street Series Cat-Back Performance Exhaust System brings out the personality of your 3.8L 2007-2011 Jeep Wrangler with our signature resonant, powerful engine tone and dyno-proven performance. Thanks to its fast-flowing, mandrel bent 2.5in. main piping and 1 Straight-Through mufflers ending in a Single Straight Passenger Side Rear exit with 3.5in. Polished Welded-On Double Wall Angle Cut Rolled Edge tips, this Jeep Wrangler exhaust kit has the performance chops to match its sporty sound and appearance. Upgrade your ride to the next level with an exhaust that has the pipes to put other Jeep Wrangler’s to shame. With this system your vehicle will be producing Moderate exterior and Mild interior sound levels while leaving other cars and trucks feeling envious at every stoplight. Exhaust kit 16751 features a cat-back layout that replaces your ride’s stock exhaust components from near the catalytic converter on back. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 16751 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
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aFe POWER – MACH Force-Xp Cat Back Exhaust System: No Tip, 409 Stainless Steel, Unleashes All Available HP (Part No.49-46212)

MACH Force-Xp Cat Back Exhaust System: No Tip, 409 Stainless Steel, Unleashes All Available HP

from

$755.99
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
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aFe POWER – MACH Force-Xp Cat Back Exhaust System: No Tip, 409 Stainless Steel, Unleashes All Available HP (Part No.49-46204)

MACH Force-Xp Cat Back Exhaust System: No Tip, 409 Stainless Steel, Unleashes All Available HP

from

$659.99
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:
  • 4 in. Mandrel Bent 409 Stainless Steel Tubing
  • Maximum Flow
  • High Flow Muffler
  • Bayonet Style Hangers For Easy Installation
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aFe POWER – Rebel Series Cat Back Exhaust System: Black Tip, 304 Stainless Steel, Unleashes All Available HP (Part No.49-38066-B)

Rebel Series Cat Back Exhaust System: Black Tip, 304 Stainless Steel, Unleashes All Available HP

from

$1497.99
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
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aFe POWER – Rebel Series Cat Back Exhaust System: Polished Tip, 304 Stainless Steel, Gain up to 9 HP (Part No.49-38073-P)

Rebel Series Cat Back Exhaust System: Polished Tip, 304 Stainless Steel, Gain up to 9 HP

from

$1237.99
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
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aFe POWER – ROCK BASHER Cat Back Exhaust System: No Tip, 409 Stainless Steel, Gain up to 9 HP (Part No.49-48074)

ROCK BASHER Cat Back Exhaust System: No Tip, 409 Stainless Steel, Gain up to 9 HP

from

$574.99
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
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aFe POWER – Scorpion Axel Back Exhaust System: No Tip, Aluminized Steel, Unleashes All Available HP (Part No.49-08046)

Scorpion Axel Back Exhaust System: No Tip, Aluminized Steel, Unleashes All Available HP

from

$483.99
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
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aFe POWER – MACH Force-Xp Cat Back Exhaust System: No Tip, 409 Stainless Steel, Unleashes All Available HP (Part No.49-48055)

MACH Force-Xp Cat Back Exhaust System: No Tip, 409 Stainless Steel, Unleashes All Available HP

from

$659.99
Creates maximum performance and extreme mileage gains. The free flowing rear side exit exhaust system is constructed out of 2.25 in. mandrel bent 409 stainless steel and uses bayonet style hangers and band clamps for a hassle free installation. Fits both the slip-fit and flange-fit cats. Uses all factory mounting locations providing stability and a hassle free installation. High quality OE style flange and band clamps are used for a complete 360 deg. sealing surface eliminating leak paths. A straight through designed; free flowing stainless steel 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:
  • Mandrel Bent 409 Stainless Steel Tubing
  • Simple 1-Piece Design
  • Free Flow Muffler
  • Hi-Tuck Tip
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aFe POWER – MACH Force-Xp Cat Back Exhaust System: Polished Tip, 409 Stainless Steel, Unleashes All Avail. HP (Part No.49-46211)

MACH Force-Xp Cat Back Exhaust System: Polished Tip, 409 Stainless Steel, Unleashes All Avail. HP

from

$838.99
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
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aFe POWER – MACH Force-Xp Cat Back Exhaust System: No Tip, 409 Stainless Steel, Unleashes All Available HP (Part No.49-46223)

MACH Force-Xp Cat Back Exhaust System: No Tip, 409 Stainless Steel, Unleashes All Available HP

from

$659.99
Creates maximum performance and extreme mileage gains. The free flowing rear side exit exhaust system is constructed out of 2.25 in. mandrel bent 409 stainless steel and uses bayonet style hangers and band clamps for a hassle free installation. Fits both the slip-fit and flange-fit cats. Uses all factory mounting locations providing stability and a hassle free installation. High quality OE style flange and band clamps are used for a complete 360 deg. sealing surface eliminating leak paths. A straight through designed; free flowing stainless steel 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
  • Hassle Free Installation
  • Free-Flow Muffler
  • Aggressive Sound
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aFe POWER – MACH Force-Xp Cat Back Exhaust System: Polished Tip, 409 Stainless Steel, Unleashes All Avail. HP (Part No.49-46205)

MACH Force-Xp Cat Back Exhaust System: Polished Tip, 409 Stainless Steel, Unleashes All Avail. HP

from

$755.99
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:
  • 4 in. Mandrel Bent 409 Stainless Steel Tubing
  • Maximum Flow
  • High Flow Muffler
  • Bayonet Style Hangers For Easy Installation
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aFe POWER – MACH Force-Xp Axel Back Exhaust System: No Tip, 409 Stainless Steel, Gain up to 9 HP (Part No.49-48075)

MACH Force-Xp Axel Back Exhaust System: No Tip, 409 Stainless Steel, Gain up to 9 HP

from

$682.99
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
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aFe POWER – Rebel Series Cat Back Exhaust System: Black Tip, 304 Stainless Steel, Gain up to 9 HP (Part No.49-38071-B)

Rebel Series Cat Back Exhaust System: Black Tip, 304 Stainless Steel, Gain up to 9 HP

from

$1497.99
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
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aFe POWER – MACH Force-Xp Axel Back Exhaust System: No Tip, 409 Stainless Steel, Unleashes All Available HP (Part No.49-46219)

MACH Force-Xp Axel Back Exhaust System: No Tip, 409 Stainless Steel, Unleashes All Available HP

from

$659.99
This MACH Force XP Hi-Tuck Axle-Back exhaust system is constructed of 2.5″ mandrel-bent 409 stainless steel and comes complete with a free-flowing muffler, tubing, OE style bayonet hangers, band clamps and all hardware necessary for a hassle-free installation. The smooth curves and design of this exhaust system helps remove restriction and keeps exhaust gas flowing smoothly for increased horsepower, torque and throttle response. This kit is a perfect solution for replacing damaged exhaust system components due to extreme weather, road grime or off-road driving.

Product Features:
  • 2.5 in. Mandrel Bent 409 Stainless Steel Tubing
  • Simple 1-Piece Design
  • Free Flow Muffler
  • Hi-Tuck Tip
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Borla Performance Exhaust – Axle-Back Exhaust System – Touring (Part No.11955CB)

Axle-Back Exhaust System - Touring

from

$985.99
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
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MagnaFlow – Off-Road Pro Series Cat-Back Performance Exhaust System (Part No.17126)

Off-Road Pro Series Cat-Back Performance Exhaust System

from

$429.99
The MagnaFlow 1991-1995 Jeep Wrangler Off-Road Pro Series Cat-Back Performance Exhaust System 17126 brings additional off-roading prowess and our deep signature exhaust note to your 2.5L, 4.0L 1991-1995 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 17126 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. 17126’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 17126 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
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Borla Performance Exhaust – Axle-Back Exhaust System – S-Type (Part No.11963CB)

Axle-Back Exhaust System - S-Type

from

$954.99
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
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Dynomax – Single – 2.5in Cat-Back Exhaust System – Ultra Flo Polished Muffler: Stainless Steel (Part No.39524)

Single - 2.5in Cat-Back Exhaust System - Ultra Flo Polished Muffler: Stainless Steel

from

$482.99
Give your 2012-2018 Jeep Wrangler JK exhaust system an upgrade with the original stainless-steel RockCrawler cat-back system from DynoMax. Comes with a DynoMax Ultra Flo SS polished muffler that features stainless-steel construction that delivers lasting protection and show-quality shine.

Product Features:
  • COMPATIBILITY — Designed for 2012-2018 two-door Jeep Wrangler JK 3.6L V6
  • PERFORMANCE UPGRADE — Enhance your vehicle¿s exhaust system with this high clearance off-road RockCrawler design kit that can give a 7HP and 7-Lb. Ft. torque improvement
  • PERFORMANCE UPGRADE — Enhance your vehicle┐s exhaust system with this high clearance off-road RockCrawler design kit that can give a 7HP and 7-Lb. Ft. torque improvement
  • COMPLETE SOLUTION — Includes DynoMax Ultra Flo« SS polished muffler, intermediate pipe, tail pipe, tip with band clamp and all necessary clamps
  • COMPLETE SOLUTION — Includes DynoMax Ultra Flo® SS polished muffler, intermediate pipe, tail pipe, tip with band clamp and all necessary clamps
  • IMPROVED FLOW CAPACITY — 2.5-in. Stainless-steel tubing with mandrel bends improves flow capacity over traditional bends while increased pipe diameter from OE sizes increases flow and power
  • PREMIUM ACOUSTIC CONTROL — Exclusive Continuous Roving Fiberglass (CRF) technology absorbs unwanted interior resonance while maintaining a deep performance tone
  • SUPERIOR PERFORMANCE — Straight-through muffler design ensures unrestricted exhaust flow and reduces back pressure
  • SPECS — 3-in. Outlet, single wall, buffed and polished stainless-steel slant cut tip
  • NOTES — Tail pipe exits in rear
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MagnaFlow – Street Series Axle-Back Performance Exhaust System (Part No.19388)

Street Series Axle-Back Performance Exhaust System

from

$872.99
MagnaFlow combines aggressive sound, free-flowing power and additional ground clearance for the best Jeep performance on and offroad. Features Black coated tips.

Product Features:
  • Dyno-proven performance
  • Durable corrosion-resistant stainless steel construction
  • CNC precision robotic manufacturing techniques
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aFe POWER – MACH Force-Xp Axel Back Exhaust System: Black Tip, 409 Stainless Steel, Gain up to 9 HP (Part No.49-48075-B)

MACH Force-Xp Axel Back Exhaust System: Black Tip, 409 Stainless Steel, Gain up to 9 HP

from

$755.99
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
See More

Borla Performance Exhaust – Axle-Back Exhaust System – ATAK (Part No.11957CB)

Axle-Back Exhaust System - ATAK

from

$923.99
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
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MagnaFlow – Street Series Cat-Back Performance Exhaust System (Part No.19326)

Street Series Cat-Back Performance Exhaust System

from

$1161.99
The MagnaFlow Street Series Cat-Back Performance Exhaust System 19326 brings out the personality of your 3.6L 2012-2018 Jeep with our signature resonant, powerful engine tone and dyno-proven performance. Thanks to its fast-flowing, mandrel bent 2.5in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear exit with 4in. Polished Welded-On Double Wall Angle Cut Folded Edge tips, this Jeep exhaust kit has the performance chops to match its sporty sound and appearance. Upgrade your ride to the next level with an exhaust that has the pipes to put other Jeep’s to shame. With this system your vehicle will be producing Moderate exterior and Mild interior sound levels while leaving other cars and trucks feeling envious at every stoplight. Exhaust kit 19326 features a cat-back layout that replaces your ride’s stock exhaust components from near the catalytic converter on back. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 19326 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
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Borla Performance Exhaust – 2018 Jeep Wrangler JL/JLU 3.6L V6 2DR/4DR Touring SS Axle Bac (Part No.11955)

2018 Jeep Wrangler JL/JLU 3.6L V6 2DR/4DR Touring SS Axle Bac

from

$826.99
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
See More

MBRP Exhaust – Ss, 3"Dia Pipe, Single Exhaust With Single Exit, Single Turn Down Exit (Part No.S6501409)

Ss, 3"Dia Pipe, Single Exhaust With Single Exit, Single Turn Down Exit

from

$129.99
MBRP XP Series is the performance exhaust of choice for the enthusiast who needs a system that can take anything that the road throws at it. This system is rugged sixteen gauge T409 construction can be counted on to withstand everything from salt to rocks, tar to grime.

Product Features:
  • Built To Perform With More Pulling Power, Improved Throttle Response And Greater Fuel Efficiency
  • Rugged Sixteen Gauge T409 Stainless Steel Construction Can Be Counted On To Withstand Everything From Salt To Rocks, Tar To Grime
  • Drops Exhaust Gas Temperature By Up To 200 Degree Fahrenheit And Minimizes Backpressure
  • From The Spiral Louvered High Flow Muffler To The Fully Mandrel Bent Tubing To Minimal Bend Degree Angles, Gets Exhaust Out Fast
  • Specifically Tuned To Get The Optimal Sound From Pickup
  • Everything Is Direct Fit To The OEM Hangers
  • Bolt On, No Weld Design Makes Installation A No Hassle, One And A Half To Two Hour Project
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1991 Jeep Wrangler Exhaust System Kits

Maybe you’re in the middle of a full rebuild of that 1991 Jeep Wrangler. Maybe you just need a couple of Exhaust System Kits. Either way, Advance Auto Parts has 4 different Exhaust System Kits in our inventory ranging from $235.99 to $708.99. That means you can find the exact parts or products you need to keep that 1991 Jeep Wrangler running smoothly.

Exhaust System Kits are only as good as their brand. We stock 3 different brands to make sure you have plenty of trusted parts to choose from for your 1991 Jeep Wrangler. Dynomax, aFe POWER, and MAGNAFLOW are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Exhaust System Kits for your 1991 Jeep Wrangler, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Exhaust System Kits to keep your 1991 Jeep Wrangler rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Exhaust System Kits Brands To Make Your 1991 Jeep Wrangler Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1991 Jeep Wrangler demands trusted brand parts and products to keep it running. Many trusted brands of Exhaust System Kits make up Advance Auto Parts’ inventory, and all are ready to help make your Wrangler the best it can be. Be sure to browse some of our top Exhaust System Kits brands and parts.

FAQs for 1991 Jeep Wrangler Exhaust System Kits

What are the most purchased Exhaust System Kits for the 1991 Jeep Wrangler?

Out of 4 Exhaust System Kits for the 1991 Jeep Wrangler, the most popular in our inventory are:
Street Series Cat-Back Performance Exhaust System
from $708.99
This product is not rated
Street Series Cat-Back Performance Exhaust System
Exhaust System Kits
Off-Road Pro Series Cat-Back Performance Exhaust System
from $429.99
This product is not rated
Off-Road Pro Series Cat-Back Performance Exhaust System
Exhaust System Kits