Exhaust - Mufflers & Tailpipes

DynoMax Muffler Ultra Flo Stainless Steel For 1991-99 Jeep Wrangler YJ & TJ 4.0L 6 cylinder engine Ultra Flow performance muffler Manufactured from all stainless steel materials Limited lifetime warranty Fits 4.0 liter 6 cylinder. The Ultra Flo Muffler by Dyno Max may very well be the best performance muffler on the market. It utilizes a straight-through design to maximize flow and power with a continuous perforated tube design. Manufactured from all stainless steel materials for... Read More Learn More

The three chamber design utilizes Flowmaster's Delta Flow® technology along with an internal tuning chamber to reduce sound inside the vehicle. Provides the same performance and exterior tone characteristics as the two chamber, but with less interior resonance. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Learn More

Flowmaster's Super 44 muffler uses the same Delta Flow® technology found in our larger Super 40 mufflers. The Super 44 delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing four-inch case street muffler we've ever built! Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Learn More

DynoMax Super Turbo Muffler For 1991-99 Jeep Wrangler YJ & TJ 4.0L 6 cylinder engine Super turbo muffler Manufactured from all aluminized materials Limited lifetime warranty The best value in motorsports and the most popular. Super Turbo has patented flow directors inside the muffler to properly channel the exhaust flow, eliminating turbulence. A fiberglass mating delivers an aggressive performance sound. Manufactured from all-aluminized materials. Fits These Vehicles: 97-99... Read More Learn More

2.5L 4 cylinder or 4.0L 6 cylinder engine Ultra Flow performance muffler Manufactured from all aluminized materials Limited lifetime warranty Ultra Flo Welded Mufflers are 100% aluminized material for long life and have 100% continuous welded seams for maximum durability. Direct fit to your stock components. Limited Lifetime warranty. Learn More

This two chamber design incorporates Flowmaster's Delta Flow® technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Learn More

Features proven high-powered technology that is surprisingly affordable. Made of rust-free high quality, austenitic stainless steel, BORLA ProXS mufflers deliver more power, improved fuel economy, prolonged engine life, and a street-commanding growl that screams performance. Learn More

Jeep Wrangler (YJ) (1987-1992) w/ 2.5L engine. Jeep Wrangler (YJ) (1987-1990) w/ 4.2L engine. Alternate Part # 83502980 Learn More