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Supplier details checked 2026-09-23 · Test catalog
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Fits 2025 - 2027 RAM 1500 3.0L High Output, American Thunder Direct-Fit muffler exhaust system, 409 stainless steel
Flowmaster American Thunder Direct Fit Muffler
An tuned Super 40 series style chambered muffler delivers a deep, aggressive to moderate performance tone and improves exhaust flow
Kit includes complete hardware and factory styled hangers in the stock locations for an easy installation
3.0-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
Max increases of up to 18 hp and 15 lb-ft over the stock exhaust at the wheels
Tuned performance muffler offers quality sound inside and outside of the truck
Lifetime Limited Warranty
Flowmaster 2025 RAM 3.0L HO American Thunder Direct Fit Muffler
2025 RAM 30L HO AMT DIRECT FIT MUFFLER
MUFF 2527 RAM 3.0L H
Flowmaster's® American Thunder Direct-Fit Muffler exhaust system for the 2025 - 2027 RAM 1500 with the 3.0-liter High Output engine gives you a great value packed way to help you customize your RAM 1500 to your personality. This performance muffler system fits both 2/4 Wheel drive models and is manufactured from 409 stainless steel for years of trouble-free service and performance. Features include a 3.00-inch inlet pipe leading into a 409 stainless steel Super 10 based muffler for great sound and maximum performance. The dual exit muffler then connects to the factory tailpipes for a simple and effective performance upgrade. Max dyno gains of 13 hp and 12 lb-ft at the rear wheels deliver power you can feel. The system uses all the factory hanger locations and connections for an easy installation that you can do at home. Kits include installation instructions and all necessary hardware. Backed by Flowmaster's Lifetime Limited Warranty.
MUFF DF ASMB
