Mercedes M278 Performance Products

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Spool FX-170 upgraded high pressure pump kit [M278]

$3,499.00

  Spool Performance FX-170 High-pressure Fuel Pump Upgrade What is the FX-170? The FX-170 is...

Mercedes M278 E550/CLS550/S550 Stage 3 Low pressure fuel pump

$1,199.00

Spool Performance is proud to present the production version of our Stage 3 LPFP (Low-Pressure...

Mercedes M278 Wireless Ethanol Analyzer Kit & 10 Micron Filter Unit

$569.00

The Spool wireless Ethanol Analyzer kit is a very cost-effective and robust ethanol content and...

Mercedes M157 E63/CLS63 and M278 CLS550/E550 upgraded inlet pipes

$289.00

INLETS ARE CURRENTLY ON BACKORDER- Feel free to email customer_service@spoolperformance.us if you have any questions....