MMR Performance | Billet rear subframe inserts | BMW Billet coolant cap When tested on the Akrapovič

When tested on the Akrapovič in-house dyno

Designed for vehicles that have had replacement turbochargers and downpipes added with stock connection points between the downpipes and front link pipe

we take engine reliability seriously—especially when it comes to the well-known weaknesses of the OEM three-piece crank hub found in BMW’s S55 and N55 engines

Equipped with dual integrated exhaust valves

Due to more direct gas flow

MMR Performance | Billet rear subframe inserts | BMW Billet coolant cap When tested on the AkrapovičAt PERON Automotive, we focus on upgrades that deliver real performance without unnecessary complexity. The MMR Performance Rear Subframe Bush Insert Kit is exactly thatan easy to install, high impact suspension upgrade for your BMW F Series (F2x & F3x). The factory rear subframe mounts allow for more movement than ideal, especially during hard cornering. This can lead to inconsistent handling and compromised suspension geometry. MMRs precision