Wilwood Rotor-GT48 SPC-37-RH 12.90 x 1.38 - 12 on 7.15in 2021-bmw-m3-esi1866176 GT2860R (model 739548-9 only)

GT2860R (model 739548-9 only)

The polished stainless-steel insert reduces friction and won't scratch ferules or PTFE lining

trucks and towing)

The AEM 21-778C Performance Cold Air Intake System produces horsepower and torque gains by replacing your vehicle's restrictive factory air filter and air intake housing

this next generation version A1000 regulator provides a distinct visual cue that you've purchased a genuine

Wilwood Rotor-GT48 SPC-37-RH 12.90 x 1.38 - 12 on 7.15in 2021-bmw-m3-esi1866176 GT2860R (model 739548-9 only)Wilwood's GT 48 Curved Vane Spec 37 rotors are manufactured from a proprietary iron alloy developed to withstand extreme temperatures with the highest possible degree of resistance against distortion, warping, cracking, and wear. The formulation for this alloy is a derivative of technology and materials that were significant in the development of the extreme duty military spec rotors that are manufactured by Wilwood. Combined with our proven GT Series