aFe MACH Force-XP 2-1/2 IN 304 Stainless Steel Cat-Back Exhaust System w/ Black Tips (49-36344-B) 1851 1x 12" MAF harness extension

1x 12" MAF harness extension

AI3-XXR6 features a MaXX pressure plate for the serious enthusiast

which only gets worse when upgrading to stickier tires

1/8" NPT to -4 Adapter & 1/8" NPT to 3/16" Barb Adapter

aFe MACH Force-XP 2-1/2 IN 304 Stainless Steel Cat-Back Exhaust System w/ Black Tips (49-36344-B) 1851 1x 12" MAF harness extensionUnleash power and sound while improving the looks on your M3 Coupe with this MACH Force Xp 2 1 2" brushed finish 304 stainless steel cat back system by aFe POWER. The larger diameter, mandrel bent tubing along with high flow, stainless steel mufflers are less restrictive for maximum flow, optimum sound and long lasting good looks. 100% hand TIG welded for proven quality and durability, this MACH Force Xp system is finished off with quad 3" gloss