Engine Oil Filter Support

What Is an Engine Oil Filter Support?

The engine oil filter support is one of those understated cylinder block components that quietly enables the rest of the lubrication system to do its job. Whether it takes the form of a mounting bracket, a remote filter mount, or a spacer/adapter, its role is the same: to securely position the oil filter so that clean, pressurized oil flows reliably to every moving part of the engine.

Oil is pushed by the oil pump through the oil filter, which is a critical checkpoint that traps dirt, debris, metal shavings, and sludge before clean oil reaches the moving components inside of your engine. If the filter's mounting hardware is damaged, corroded, or improperly positioned, that entire filtration process is compromised — and so is your engine's longevity.

Why Oil Filter Supports and Mounts Matter

On most stock vehicles, the oil filter threads directly onto a boss on the engine block and needs no additional support hardware. But in a wide range of real-world scenarios — performance builds, engine swaps, tight engine bays, or off-road use — dedicated oil filter support hardware becomes essential.

• Remote filter relocation: Oil filter relocation is a great way to address issues created by a confined engine bay, improve ground clearance to your filter, upgrade to a large-format filter, or simply make your oil changes more manageable.
• Protection from debris: Remote filter mounts are ideal for vehicles with low-mount oil filters that may be vulnerable to debris on the track or trail.
• Adding oil system ports: An oil filter spacer can incorporate pressurized ports for probes, sensors, sending units, or pressurized oil feeds — making it indispensable when fitting oil pressure gauges or turbocharger oil feed lines.
• Clearance for oil cooler sandwich plates: Some oil filter spacers are designed with dual use in mind, providing clearance for oil cooler sandwich plates on engines with recessed or inaccessible oil filter landings.

What to Look for When Choosing an Oil Filter Support

Material quality is paramount — oil filter supports are subjected to heat cycles, vibration, and constant oil pressure. Look for billet aluminum or stainless steel construction with precision machining. Sealing is equally critical: Dowty seal connections ensure reliable, leak-free operation in remote mount applications. Make sure any adapter or spacer you choose is compatible with your filter's thread pitch, as common sizes vary between manufacturers and engine families. Finally, consider port availability if you plan to add oil coolers, sensors, or turbo oil feeds — four M22 x 1.5 ports allow for oil cooler lines, oil pressure feeds, or oil sensors, and multiple feed and return line orientations ensure installation is tidy no matter the engine bay.

Top Brands in Engine Oil Filter Support

Mishimoto is a performance engineering brand known for building oil system components from premium materials with an eye toward both function and fitment. If you need components to relocate your filter, Mishimoto has everything needed to make the process simple — their Remote Oil Filter Mount is the core component, featuring robust CNC-machined billet 6061 T-6 aluminum construction. Each Remote Oil Filter Mount features a durable anodized finish and includes Mishimoto's signature Lifetime Warranty.