

Radium Engineering Air Filter 0.75" ID
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Description
Radium Air Filter 0.75" ID
Application: Universal – fits any 3/4" (19mm) hose barb
Part Type: Crankcase and fuel cell vent air filter
Part Number: 18-0042
The Radium 0.75in ID Air Filter is a universal breather filter used mainly for venting engine crankcase vapours and fuel cells. It mounts onto any 3/4" hose barb and is secured with the included stainless steel hose clamp.
The green-dyed, non-woven synthetic media is pre-oiled and washable, set in a straight cylinder design with a polyurethane inlet, stainless steel end caps and a black zinc-plated finish.
Key Features
- Universal Fitment: Mounts to any 3/4" hose barb
- Washable Media: Green-dyed, non-woven synthetic media, pre-oiled and washable
- Straight Cylinder Design: Compact profile for crankcase and fuel cell vents
- Quality Construction: Polyurethane inlet, stainless steel end caps and black zinc-plated finish
- Secure Mounting: Stainless steel hose clamp included
What's Included
- 1x Air filter
- 1x Stainless steel hose clamp
Optional Parts
- Radium 10AN ORB Fitting to Air Filter (20-0050) – the same filter with a 10AN ORB to 3/4" barb fitting, for 10AN ORB female ports such as those on Radium baffled oil caps and catch cans
- Radium 12AN Female Fitting to Air Filter (20-0485) – the same filter with a 12AN female to 3/4" barb fitting, for fuel cell vents
Important Notes
- This version mounts to a 3/4" hose barb only – for 10AN ORB or 12AN ports, choose one of the fitting versions listed above
Vehicle Fitment
- Universal – see Application
If you're unsure whether this will fit your vehicle, contact our team of experts via email at hello@iilumolab.com and send through a few photos of the car for us to verify fitment.
Installation
We always recommend professional fitment for guaranteed satisfaction. If you're wanting a hassle-free installation, feel free to contact our friendly team as we offer installation services in-store at our Melbourne workshop. For more details, contact us here.
Note
Upon receiving the item, please ensure that the part is indeed the correct item you have ordered. This can be achieved by checking labels on the packaging. Please also ensure a proper test fit of the item is conducted prior to paint and/or installation. Returns/Warranty claims will be voided if the item has been tampered with, or is no longer in resalable/new condition.

