Protect your engine against harmful harmonics at all RPM levels - 10% Underdrive to increase usable horsepower without greatly affecting engine accessories
Improve your interior's styling and make shifting easier with MMX magnetic aluminum shifter paddles!
For models with an M Performance steering wheel only
Fine tune your stance and improve handling - Includes special bolts to mount these spacers to your BMW's wheel hubs.
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Brand:
ES#:
4159883
Mfg#:
4555664SW
Ships in 3 Business Days
10% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$149.99
This product was last offered at the strikethrough price on 07-01-2026
Enables the control of two electronic exhaust valves
Please visually confirm the exhaust valve actuator installed on your vehicle prior to purchase or installation - Only compatible with systems requiring two electric valve actuators
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Lifetime Replacement
