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BMW M54 Injectors

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Please read our full writeup: Fuel Injector FAQs

Severn Tuning recommend the following:

525cc - Naturally aspirated applications on pump gas, flex fuel, or full E85. Forced induction up to 400 whp on pump gas.

650cc - Forced induction engines up to 350 whp on E85 / 450 whp on pump gas

775cc - Forced induction engines up to 420 whp on E85 / 560 whp on pump gas

1000cc - Forced induction engines up to 540 whp on E85 / 720 whp on pump gas

Every injector is covered against failure caused by defects in original manufacture by our lifetime warranty.

Applications up to 1000cc require adapters to connect to the wiring harness in your car and include plug-n-play wiring adapters in the advertised price. Applications 1200cc and above do not require plug-n-play adapters as they are direct fit.

Fuel Injector Clinic injectors are set up to and include all o-rings needed to fit the factory application for the listed vehicle. If you are using aftermarket or other unusual setups please contact us prior to placing your order to make sure you receive injectors that fit properly.