Radium Engineering Fuel Filter Mount – BMW E90 / E91 / E92 / E93 3 Series | 20-1475

Radium Engineering 20-1475 billet aluminium fuel filter mount for the BMW E90/E91/E92/E93 3 Series. Bolt-in installation using OEM chassis mounting points — no drilling, no fabrication. CNC-machined billet aluminium construction. Provides a clean, secure, and properly positioned mounting location for a Radium fuel filter housing in the E9x engine bay. 1.6 lbs. Ships fast across Canada and the US.

Why an Inline Fuel Filter on an E9x BMW

The BMW E9x 3 Series uses a lifetime fuel filter integrated into the factory fuel pump module inside the fuel tank — BMW does not specify a routine replacement interval. For stock-power E9x builds on pump fuel, this is adequate. For modified applications, an inline aftermarket fuel filter in the engine bay provides meaningful additional protection:

• E85 / ethanol fuel: E85 and ethanol blends are more aggressive solvents than pump petrol and can dislodge debris and residue from fuel lines, tanks, and fittings over time. An inline filter protects injectors and fuel system components from debris that ethanol may introduce, particularly during the first extended period on E85.
• High-pressure / upgraded fuel systems: Builds running upgraded high-pressure fuel pumps, port injection, or direct injection supplementation (PI + DI) push more fuel at higher pressure. An inline filter protects injectors from particles that bypass the factory integrated filter, particularly on higher-mileage or used-fuel system components.
• Used or unknown-history fuel systems: E9x engines sourced for builds or purchased used may have fuel systems of unknown maintenance history. An inline filter is inexpensive insurance for injector longevity on a build where injector replacement would be a significant cost.
• Clean engine bay installation: The Radium mount bolts to the OEM chassis mounting point, positioning the filter housing in a clean, factory-looking location without improvised hose clamp or zip-tie mounting solutions.

20-1475 Bracket — Construction and Installation

• CNC-machined billet aluminium: Radium Engineering machines all brackets from 6061 billet aluminium and anodises for corrosion resistance. The 20-1475 is built to the same tolerance standard as Radium’s fuel system components — not a stamped bracket.
• Bolt-in installation: The 20-1475 uses an existing OEM mounting point in the E9x engine bay. No drilling into the chassis, no fabrication, no modification to factory components. The bracket is bolted in place and the Radium filter housing then attaches to the bracket.
• Radium filter housing compatibility: The bracket is engineered around Radium’s fuel filter housing dimensions and clamp system. Radium produces filter housings in multiple micron ratings — select the appropriate filter for your fuel type and application. The 20-1475 mount is not compatible with other brands’ filter housings.

E9x Application Coverage

The 20-1475 covers the full BMW E9x 3 Series family:

• E90 — 3 Series Sedan (2006–2011) — N52, N54, N55, S65 engine variants
• E91 — 3 Series Touring/Wagon (2006–2012)
• E92 — 3 Series Coupe (2007–2013) — includes M3 (S65 V8)
• E93 — 3 Series Convertible (2007–2013)

All E9x body styles share the same engine bay architecture and OEM mounting point utilised by the 20-1475 bracket.

Bracket only — filter housing sold separately. Radium fuel filters only. Bolt-in OEM mounting point — no drilling. BMW E90/E91/E92/E93 all body styles. CNC billet aluminium, anodised. 1.6 lbs.

Specifications

• Brand: Radium Engineering
• Part Number: 20-1475
• Type: Fuel filter mounting bracket
• Material: CNC-machined 6061 billet aluminium, anodised
• Application: BMW E90/E91/E92/E93 — 3 Series — all body styles
• Installation: Bolt-in, OEM mounting point (no drilling)
• Filter compatibility: Radium Engineering fuel filter housings only
• Filter included: No — sold separately
• Weight: 1.6 lbs