Spool Mercedes M157 E63/CLS63 & M278 CLS550/E550 Upgraded Inlet Pipes inlet Running a lower ethanol content

Running a lower ethanol content fuel with a tune rated for a higher content can cause damage to your motor

0 low energy technology

Fully E85 compatible and plug-and-play

Engineered to overcome the limitations of stock low-pressure fuel pumps

Spool Mercedes M157 E63/CLS63 & M278 CLS550/E550 Upgraded Inlet Pipes inlet Running a lower ethanol contentThe inlet pipes on the M157 E63 CLS63 and M278 E550 CLS550 are made of a fabric wound onto a plastic coilspring. Over the years, the fabric adhesion deteriorates and causes the entire part to crumble and fall apart. This prevents proper cold air circulation into the intake tract and also ruins a clean look in the engine bay. Spool Performance now offers upgraded Silicone inlet pipes to solve this issue. They are made from high quality 5 ply silicone