Turner Motorsport has everything you need to upgrade your BMW through our stages of performance or to keep your car in peak condition with our range of the latest in proven OEM cooling parts. Upgrade your cooling system and engine performance with the selections below to give your BMW a performance and reliability advantage.
Keep your ignition timing razor-sharp and your engine safe from destructive detonation. This replacement Knock Sensor acts as your engine's first line of defense, constantly listening for pre-ignition "pinging" or knocking.
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The Dorch DS15B High-Pressure Fuel Pump Upgrade is the definitive choice for drivers demanding uncompromised fuel delivery under heavy load. The stock pump simply cannot keep up with the volume required for upgraded turbos
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The Dorch Engineering DS25 HPFP Upgrade for the Gen 1 B58 engine is the definitive hardware upgrade for enthusiasts looking to safely extract maximum performance from their powerplants. Designed to eliminate the primary bottleneck in the B58 fueling system
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The Dorch Engineering DS3 B58 Gen 1 HPFP Upgrade is the ultimate solution for drivers looking to lift the fueling restrictions on their B58 powerplant. Optimized for high-output setups, this upgraded pump ensures your injectors are supplied with the precise volume
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The Dorch Engineering DS25 N55 HPFP Upgrade is the definitive solution for enthusiast drivers looking to extract maximum power from their N55. Optimized for high output setups, this upgraded pump delivers a critical 25% bump in fueling capacity over the factory unit
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Eliminate the fueling limits and maintain factory-level reliability with the Dorch Engineering DS15 HPFP Upgrade. This "Stage 1.5" pump replaces the successful DS1, engineered specifically to handle the flow demands of aggressive tuning
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Bosch starter units deliver the high-torque cranking performance required to reliably start modern high-compression BMW engines under all thermal conditions.
Maintain peak battery performance and protect your vehicle's complex electrical architecture with a motorsport-tested, factory-grade charging replacement.
