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The Dinan High Flow X-pipe for the F8x M3/M4 elicits an aggressive sound that is sure to capture the ear of all bystanders and delivers the aural recognition that all M3/M4 owners deserve
IE's Tuscan connecting rods require to be installed with 22mm non-tapered wrist pin aftermarket pistons
your tuner can more precisely calibrate air temperature related safety trims and corrections to optimize power and improve safety in any condition
Increases oil volume to the upper end of the engine
More disturbing was how badly the factory WRX intercooler performs
Armytrix Stainless Steel Valvetronic Cat Back Exhaust System Tips:Chrome Silver The Dinan High Flow X-pipeTo harvest the full potential of the BMW engine, we utilize quality T304 stainless steel, forged with the most advanced technologies and by the highest standard, to build our valvetronic exhaust. Meticulously engineered, the system handles an increased volume with ruthless efficiency. The refinement and amplification of power and sound alter the entire identity of the vehicle. Upgrades to HP and torque provide more freedom than ever and the auditory