High horsepower trucks—get ready. The Flowmaster 50 Series HD Muffler was born to give your truck the aggressive tone and surging power to match its punchy engine. Flowmaster builds the HD for Hemis, turbo diesels and modified trucks. 3-year warranty.
Flowmaster Mufflers has hit the ideal compromise between tone and power with the 3-chamber 50 Series Delta Flow Muffler. Flowmaster’s Delta Flow deflector technology delivers a mild exterior rumble with virtually no in-cab noise. 3-year & Limited Lifetime Warranties.
Bigger and better, the Flowmaster Exhaust 70 Series Big Block II Muffler crushes stock mufflers with a massive chamber built just for truck, SUV and RV towing power. Fits the vehicles that the Flowmaster 50 Series Big Block won't. 3-year warranty.
Flowmaster’s innovative 3-chamber "H" design also comes in a bigger version—the Super 50 Series SUV Muffler. Crafted for in-cab quiet, outside exhaust roar and unmatched SUV power. Flowmaster exhaust mufflers boast a 3-year warranty.
Seat-of-your-pants power gains are right around the corner for your 4 or 6 cylinder engines with the Flowmaster 60 Series Delta Flow Muffler. You get the deep, mellow tone outside with little interior resonance. Ideal for sport compacts. Flowmaster Exhaust Mufflers feature a 3-year warranty.
Sound-off with the famous Flowmaster muscle car rumble with a muffler designed for cross-flow on low ground clearance vehicles. The Flowmaster 80 Series Cross Flow Muffler adds power to match the sound, too. 3-year warranty.
Unlock a richer tone and more road-burning performance with Flowmaster Pro Series Mufflers. Ideal for high-horsepower cars, SUVs and diesel trucks, these Flowmaster Mufflers give you the feel of running straight headers while keeping the sound pleasantly aggressive. 3-year warranty.
Today's Trucks, SUVs and even RVs rely on the Flowmaster 50 Series Big Block Muffler for towing power and matching tone. The large H-chamber shape reduces interior resonance. Huge case volume handles heavy engine loads. This Flowmaster Exhaust Muffler carries a 3-year warranty.