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Whether you’re tuning for street
Billet-machined LSD case for perfect fit and structural integrity
the ReFlex+ is trusted by tuners and performance shops worldwide to add high-resolution fuel and system control beyond what factory ECUs can handle alone
significantly reducing the risk of spun rod bearings—a common issue with factory bearings
it's susceptible to damage from road debris
BMW E9X M3 S65 Long Tube Header System Dimensions:1.75" x 3" Whether you’re tuning for streetBMW E9X M3 S65 Long Tube Header System Catless Stainless Steel Performance Upgrade Unleash the full potential of your BMW E9X M3 with a precision engineered long tube header system designed to maximize horsepower, torque, and exhaust flow. Built for the high revving 4. 0L S65 V8, this system is a direct bolt on to your existing axle back exhaust, delivering significant performance gains and an aggressive exhaust note. Available with 1 5 8" or 1 3 4"
US$ 29.99
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US$ 16.99
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US$ 93.95
US$ 14.98
