Quantum Intank OEM Replacement Fuel Pump Assembly 1988-1994 BMW 535i 3.5L, Replaces Airtex E8139M

Quantum replacement fuel pumps, modules, assemblies, and kit components are designed to meet or exceed OEM specifications, and feature upgrades that improve on the OEM design. Upgraded polymers, brushes, and commutators ensure long life and durability in multiple fuel blends.  Each Quantum fuel pump and installation kit is backed by a lifetime free replacement warranty.  If there is any issue of any kind at any time, give us a call or email us and we will replace the pump free of charge.

Features & Benefits:

• OEM or better performance

• Coated corrosion-resistant case to minimize seizing during non-operation

• Specifically designed for quiet operation

• Drop-in replacement

• Gradient density fuel strainer for superior contaminant filtration

• Patented check valve technology

• Compatible with modern ethanol-infused pump gasoline