MMX High Performance Ignition Coils for BMW B / S -Series MMR60-0011 MMR25-1501 rubber dust boots are fitted

rubber dust boots are fitted to protect the joints from road dirt and salt accumulation

the result is an advanced ECE-90 approved high friction material that delivers near-zero brake fade under high temperature use

they share the same 4-layer construction with our signature  insulation and a different top layer of carbon or titanium for aesthetics only

Insulate your Precision Turbo 9803 turbo to reduce excess heat within your engine bay

MMX High Performance Ignition Coils for BMW B / S -Series MMR60-0011 MMR25-1501 rubber dust boots are fittedMMX Performance's higher output ignition coils deliver greater energy output, ensuring a stronger and more consistent spark. A simple plug and play upgrade over the OE factory coils. Sold individually and available in red, grey and blue. Compatible OEM part reference: 12138643360, 12137619385, 12138678438, and 750990012. To aid in removal and longevity, we advise applying a dielectric grease around the rubber boot of the coil.