Storm Motorwerks SMG Gaiter Ring - BMW E46 M3 S3 The engine found in the

The engine found in the 325i respond well to the right type of ECU software

Look no further than the MSS kit

All other gear type LSDs run the pinions on the housing

More importantly

For temperature critical

Storm Motorwerks SMG Gaiter Ring - BMW E46 M3 S3 The engine found in theIntroducing the Storm Motorwerks Billet SMG Gaiter Ring. Precision machined from Stainless Steel, this piece replaces the standard plastic ring found on the E46 M3 SMG. Design & Fit The SMG Ring was put onto our drawing board by fellow M3 owners wanting a matching item to our SMG Gearknobs. The brief was clear design a piece to look subtle, fit well and have an automotive performance feel to it. After a few design iterations and input from many E46 M3