APEXi® N1-X Evolution Extreme 304 SS Header-Back Exhaust System with Quad Rear Exit (164KT212-SS) 4010 Made 100% in the UK

Made 100% in the UK EBC Brakes factory from aramid fibers and a tiny amount of steel fiber the ED+ range is also kinder to rotors and dusting is minimal

750 in ID Bearing - Double Bearing - Aluminum - Black Powder Coat - Sprint Car - Pair

The Active Autowerke Valved Rear Exhaust is designed specifically for the 2021+ BMW G80 M3 and G82 M4 to enhance the factory sound profile

stage 1 or stage 2 maps for 91-93 octane fuel

APEXi® N1-X Evolution Extreme 304 SS Header-Back Exhaust System with Quad Rear Exit (164KT212-SS) 4010 Made 100% in the UKN1 X Evolution Extreme 304 SS Header Back Exhaust System with Quad Rear Exit (164KT212 SS) by APEXi. Modular design Midpipe and Rear Section can be interchanged with factory exhaust components. With Resonator. Exhaust System Type: Header Back. Exhaust Tubing Material: 304 SS. Main Tubing Diameter: 2. 56" x2 to 1. 97" x4. Exhaust System Sound: Aggressive Loud. The N1 Evolution Extreme is based on the proven performance basics of the N1 muffler which