Radium Fuel Filter Kit & FPR - BMW E46 M3

Radium Fuel Filter Kit & FPR - BMW E46 M3 (2001-2006)

Suits:

• 2001-2006 BMW M3 (E46) — S54

The Radium Engineering Fuel Filter Kit & FPR is a complete bolt-in replacement for the OEM fuel filter and fuel pressure regulator on the BMW E46 M3. The OEM fuel filter is replaced with a high-flow Radium Engineering fuel filter, and the OEM FPR is replaced with an adjustable high-flow Radium Engineering FPR. All necessary hardware and adapter fittings are included — nothing else is required.

Filter Selection Guide

20-0430-01 — Cellulose Element

• Standard cellulose filter element
• Ideal for: Pump petrol and standard fuel system upgrades

20-0430-03 — Stainless Steel Element

• Reusable and cleanable 10 micron stainless steel mesh element
• Ideal for: E85, methanol, and applications requiring a serviceable element

20-0430-05 — Microglass Element

• 6 micron microglass element with 99.9% capture efficiency
• Ideal for: Maximum filtration efficiency and injector protection

Kit Includes

• High-flow Radium Engineering fuel filter (element per variant selection)
• Adjustable high-flow Radium Engineering FPR
• All necessary adapter fittings and hardware

Available Part Numbers

• 20-0430-01 — Radium Fuel Filter Kit & FPR, BMW E46 M3 (Cellulose)
• 20-0430-03 — Radium Fuel Filter Kit & FPR, BMW E46 M3 (Stainless)
• 20-0430-05 — Radium Fuel Filter Kit & FPR, BMW E46 M3 (Microglass)

Why Radium Engineering?

• ✅ Manufactured in the USA to motorsport-grade tolerances
• ✅ CNC-machined billet aluminium components built for performance and longevity
• ✅ Trusted by high-power build tuners and race teams worldwide
• ✅ Bolt-in fitment — no cutting, drilling, or fabrication required
• ✅ Compatible with E85, pump petrol, and flex fuel sensor integration