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PART NUMBER: OC25BMK

COMPLETE BOLT-ON BMW E36/E46/E82/E9X 25-ROW OIL COOLER KIT 

Avoid tripping the notorious "Limp-mode" and keep your oil temperature at optimal performance range with simple installation of this direct-fit oil cooler kit. A vital upgrade to any performance/track builds. Oil leaves the block and travels through our adjustable length high temperature/high-pressure hoses. Grassroots line of performance oil coolers can be used for a variety of oil types, increasing cooling efficiency and oil capacity. Classic design and proven engineering, this 2" thick dual pass oil cooler kit allows your oil to maintain peak performance temperature, also aiding the engine cooling system from heat soaked internals.

** Please Note, this cooler and shroud is much larger than OEM and may require trimming of the factory plastic shield surrounding your OEM cooler. 

  • Core Size: 11.5" x 7.2" x 2.00"
  • Overall Size: 13" x 8.2" x 2.00"
  • Capacity: 0.50L
  • High-Quality T-6061 Aluminum
  • -10AN In/Out
  • Suitable for Engines, Transmissions, Differentials, Power Steering, and anything else you can cool using oil

[1] 25 Row Oil Cooler
[2] (1.2m,1.4m) Stainless Steel Braided Nylon Hose
[1] -10AN Straight Fittings  Installed on Lines (Adjustable Length)
[3] -10AN 90-Degree Swivel Fittings  Installed on Lines (Adjustable Length)
[1] BMW Series Adapter
[1] Mounting Bracket
[2] OEM BMW O-rings for a leak-free installation

BMW E36 Euro E82 E9X 135/335 E46 M3 E90 E92
92.98 BMW E36 w/ 6 cyl. engine (Euro oil filter housing)
01.06 BMW E46 M3
06.11 BMW E90 335i/335xi/335i/xDrive (Sedans)
07.12 BMW E92 335i/335is/335xi/335i/xDrive (Coupes)
07.12 BMW E93 335i Convertible
08+ E82 BMW 135i 1M Coupe 

Grassroots Performance Limited Lifetime Warranty. This warranty is strictly applying to the sole part produced under the Grassroots Performance line of cooling parts. Ultimately covering oil cooling components and radiator components only which are sold under the “Grassroots Performance” line. The warranty is only valid for the “Original” purchaser of the Grassroots Performance product. The warranty is non-transferable. 

To validate your cooling product and be eligible for a full warranty, the consumer must fill out the provided form. This form will be emailed to the owner after purchase. The product is then validated and will take on the limited lifetime warranty. The warranty form and product installation must be completed within 90 days of receiving the product to be eligible.