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Complete the look with a set of four exquisite tailpipes intitanium or carbon fibre
Intrax recommends a so-called coil over set
COMPATIBILITY
Much time was taken to develop the software to give improved throttle response and factory like drivability with a progressive power delivery
It is well known that the Primary cats are a major restriction point on the E9X M3
Evolve Remap - BMW E8X 1 Series 135i 306hp (N54) X6M (F96) Complete the look with aEvolve really are at the fore front of BMW 135i Performance Tuning with our 135i ECU and performance upgrades fully tested on our dyno aswell as countless hours on UK tracks and the Nurburgring. Being one of the first to upgrade the 135i we have an indepth understanding of how to go about turning the 135i into a true M3 beater. Our Stage 1 upgrade is a fully integrated and highly developed ECU remap. Through careful remapping of the factory BMW DME