Mosselman BMW E90 E91 E92 335i Single Oil Cooler Kit – MSL Setrab 19 Row Upgrade
Stop high oil temperatures holding your BMW 335i back. The Mosselman MSL Single Oil Cooler Kit is a proven, high-capacity oil cooling upgrade for BMW E90 E91 E92 335i models with N54 and N55 engines. Perfect for fast road, track days and tuned 335i builds, this direct replacement for the OEM right-side cooler uses a quality Setrab 19-row core to keep oil temperatures stable and engine performance consistent.
At Nforcd we have fitted and used this kit ourselves and customers love the results. If your E9x 335i sees spirited driving, remaps or Stage 1 and Stage 2 power, this BMW 335i oil cooler upgrade is essential for reliability, consistency and confidence. Reduce overheating, protect your turbocharged N54 or N55 engine and enjoy harder, longer pulls without the oil temp warning lights spoiling the fun.
Why choose this BMW 335i oil cooler upgrade
- Setrab 19-row oil cooler for increased cooling capacity and stable oil temps
- Direct replacement for the OEM right-side cooler on E9x 335i
- Ideal for tuned N54 and N55 engines, track use and fast road driving
- Improves reliability, helps prevent heat soak and limp mode
- Trusted Mosselman MSL hardware with quality fittings for a clean installation
What is included
- 1 x Setrab 19-row oil cooler
- 1 x Pre-assembled stainless steel MSL bracket
- 1 x Oil adapter AN8 (available in red or grey)
- 1 x Hose kit
Optional recommended upgrade
For the best results we strongly advise adding the MSL Oil Thermostat 85c. Choose the correct version for your engine:
- Mosselman N54 Oil Thermostat 85c
- Mosselman N55 Oil Thermostat 85c
The thermostat is sold separately.
Fitment and installation
- Replaces the OEM right-side oil cooler on E9x 335i
- This is not plug and play. Minor adjustments to the car are required to fit the larger cooler and bracket
- Typical installation time is approximately 3 hours
Prefer professional fitting? Nforcd offers in-house installation in Warwickshire. Email Sales@nforcd.com for a quote and availability.
Compatibility
- BMW 3 Series 335i E90 N54 and N55
- BMW 3 Series 335i E91 N54 and N55
- BMW 3 Series 335i E92 N54 and N55
Have an E93 335i Convertible? Please contact us to confirm compatibility before ordering.
Compatibility check before dispatch
We will verify fitment prior to shipping. Provide your UK registration number or the last 7 digits of your VIN at checkout.
Part number
OCE9X.N5X.1
Manufactured by
Mosselman
Search-friendly terms
BMW 335i oil cooler kit, BMW E90 335i oil cooler, BMW E92 335i oil cooler, BMW E91 335i oil cooler, N54 oil cooler upgrade, N55 oil cooler upgrade, Mosselman MSL oil cooler, Setrab 19 row cooler, BMW 3 Series E9x oil cooling, BMW 335i track oil cooler, BMW 335i thermostat 85c, single oil cooler kit, right side oil cooler replacement, UK BMW performance parts, Nforcd Warwickshire fitting.