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This unique dual transverse exhaust system is constructed form mandrel bent stainless steel and is TIG welded. This system was designed and engineered by tuning the perfect tube lengths; ultimately maximizing performance across the power band while...

aFe introduces the MACH Force XP exhaust system for the BMW M5 F10 twin-turbo. In recent testing this system produced 18 horsepower and 30 lbs. x ft. of torque. This unique exhaust system is constructed from TIG-welded, 3 in. mandrel bent 304 stainless...

The Mach Force XP cat-back exhaust system produces 11 hp and 10 lbs./ft. of torque. constructed from 2.75 in. mandrel bent 304 hand brushed stainless steel and utilizes a unique crossover pipe that helps to equalize exhaust pressure and tunes the exhaust...

This cat-back exhaust system is constructed of 3" - 2-1/2" mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability. Finishing off this exhaust system are quad 4-1/2" diameter black stainless steel clamp-on exhaust...

This system produced gains of up to +7 HP and +5 lbs. x Ft. TQ., as measured on our in-house dyno. This cat-back exhaust system is constructed of 3" - 2-1/2" mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability...

This system produced gains of up to +7 HP and +5 lbs. x Ft. TQ., as measured on our in-house dyno. This cat-back exhaust system is constructed of 3" - 2-1/2" mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability...

This system produced gains of up to +9 HP and +10 lbs. x Ft. TQ., as measured on our in-house dyno. This cat-back exhaust system is constructed of 3" - 2-1/2" mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability...

Aggressive Sound: Dual free-flowing mufflers are used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque. Exhaust Valve: This axle-back exhaust system incorporates factory style NPP dual mode exhaust...

This cat-back exhaust system incorporates factory style NPP dual mode exhaust valves which use the factory exhaust valve motors (not included). The valves help regulate, direct and control the flow of exhaust gases by opening, closing, or partially...

This cat-back exhaust system is constructed of 3" - 2-1/2" mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability. Finishing off this exhaust system are quad 4-1/2" diameter carbon fiber stainless steel clamp-on...

This system produced gains of up to +7 HP and +5 lbs. x Ft. TQ., as measured on our in-house dyno. This cat-back exhaust system is constructed of 3" - 2-1/2" mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability...

In testing, the axle-back exhaust system resulted in gains up to +7 horsepower and +10 lbs. x ft. of torque verified by our in-house dyno. Dual free-flowing mufflers are used to absorb high pitch tones producing a powerful sound and unleashing all...

This system produced gains of up to +7 HP and +5 lbs. x Ft. TQ., as measured on our in-house dyno. This cat-back exhaust system is constructed of 3" - 2-1/2" mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability...

This system produced gains of up to +9 HP and +10 lbs. x Ft. TQ., as measured on our in-house dyno. This cat-back exhaust system is constructed of 3" - 2-1/2" mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability...

This cat-back exhaust system incorporates factory style NPP dual mode exhaust valves which use the factory exhaust valve motors (not included). The valves help regulate, direct and control the flow of exhaust gases by opening, closing, or partially...