AFE: MACH Force-Xp 3" to 3-1/2" 409 Stainless Steel Cat-Back Exhaust System Ford F-150 15-20 V8-5.0L side skirt This ATLAS exhaust system is

This ATLAS exhaust system is constructed of 5" mandrel-bent aluminized steel tubing for maximum flow

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billet aluminum center cap

AFE: MACH Force-Xp 3" to 3-1/2" 409 Stainless Steel Cat-Back Exhaust System Ford F-150 15-20 V8-5.0L side skirt This ATLAS exhaust system isaFe POWER introduces the MACH Force Xp cat back exhaust system for the Ford F 150 with V8 5. 0L engine. This cat back exhaust is constructed out of 3" to 3 1 2" 100% MIG welded, mandrel bent, stainless steel tubing for maximum flow. The smooth transition bends and free flow 21" 409 stainless steel muffler allow for low turbulence, increasing horsepower, torque and improved throttle response. In testing, this system added an astounding +9 horsepower