aFe Large Bore-HD 5 IN 409 Stainless Steel DPF-Back Exhaust System (49-44040) 17685 the Injen Technology system is

the Injen Technology system is a full 3" cat-back unit that is mandrel bent using only the best 304 stainless steel available

Designed exclusively for G8X M2/M3/M4 vehicles

Finished in a glossy clear coat to resist chipping and flaking

This BladeRunner Intercooler features billet aluminum inlet and outlets for superior strength and durability

3 Description_ASM Front Orangestuff Race Brake Pads FMSI D052 69 thru 72 PONTIAC Le Mans 5

aFe Large Bore-HD 5 IN 409 Stainless Steel DPF-Back Exhaust System (49-44040) 17685 the Injen Technology system isLarge Bore HD 409 SS DPF Back Exhaust System with Single Side Exit (49 44040) by aFe. Exhaust System Type: DPF Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 5". Exhaust System Sound: Moderate. Get increased exhaust flow, more horsepower and torque, improved performance and lower exhaust gas temperatures with the aFe Large Bore HD DPF Back Exhaust System. aFe dyno tests every system for maximum gains, and constructs them from mandrel