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Supplier details checked 2026-09-23 · Test catalog
Fits 2023-2026 GM Colorado / Canyon 2.7-Liter, Cat-Back, Dual Out Same Side Exit, Stainless Steel Exhaust System
Flowmaster American Thunder Cat-Back Exhaust System
3.00-inch to dual 2.50-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
50 Series Big Block performance muffler delivers a deep, aggressive to moderate performance tone and improves exhaust flow
Includes complete hardware and factory styled hangers in the stock locations for an easy installation
Includes both dual out rear and side exit pipes so you can choose the look that suits you best
Max increases of up to 13 hp and 15 lb-ft over the stock exhaust at the wheels
Dual 3.50-inch polished stainless steel tips add a custom look to the truck
Lifetime Limited Warranty
Flowmaster 23-25 GM Colorado 2.7T American Thunder Cat-Back Exhaust System
2325 GM COLORADO 27T AMT CB DORS
SYS 23-26 GM COLORAD
This Flowmaster® American Thunder® cat-back exhaust system is for the 2023-2026 GM Colorado/Canyon with the 2.7-liter turbo engine. This system is manufactured using durable 409 stainless steel tubing and features 3.00-inch to dual 2.50-inch mandrel bent pipes for better exhaust gas flow. A 50 Series Big Block muffler is used for an aggressive to moderate sound level and maximum performance. Maximum increases on the dyno revealed 13 hp and 15 lb-ft at the rear wheels. This system exits out the rear or side of the truck with dual 3.5-inch polished stainless steel tips for added style. The system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's Lifetime Limited Warranty.
SYS 23-26 GM
