Dinan Free Flow Axle-Back Exhaust - 2015-2020 BMW M3/M4 audi rs6 c5 it's a quick plug and

it's a quick plug and play device that can be removed at any time

A T-junction allows for multiple boost and vacuum references and a 'no buzz' restrictor pill allows for proper manual boost gauge operation

the tune automatically jumps to Stage 2 power levels and produces 410-455 HP and 389-436 FT-LBS with +74-123 WHP and +80-125 WFT-LBS over stock

Includes New M14 Ball Joints (Upgrade for Early M12 Vehicles)

APR Stage 3+ EFR7163 91 AKI / 95 RON 470 HP

Dinan Free Flow Axle-Back Exhaust - 2015-2020 BMW M3/M4 audi rs6 c5 it's a quick plug andThe F8x M3 M4's are an audible treat right off the showroom. Coupled with a Dinan exhaust however they become a symphony of aural delight that even the most discerning ear will find pleasing. Dinan's Free Flow axle back exhaust system features 100% stainless steel construction measured to exact specifications to ensure proper fit via factory hangers and mounting points. Dyno tuned for maximum exhaust flow with minimum backpressure, this system is