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Circuit Sports Thermostatic Oil Cooler Adapter for Nissan SR20DET S13/S14/S15

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Circuit Sports billet aluminum Thermostatic oil cooler adapter for your high performance motor,

it is designed for vehicle not planned or equipped with a remote Oil filter Relocation setup.

Prolonged use of an engine in conditions where the oil cannot reach its correct working

temperature will cause sludge formation and crankcase oil dilution, leading to excessive wear

especially in the cylinder bores. The elimination of drag in engines caused by cold oil is a most

important consideration, especially with a racing engine, revving the engine without a load will

not put much heat into the oil and devices for preheating the oil may not be available. Optimum

engine power will only be delivered at correct temperatures. It is therefore desirable to control

of the oil flow through the cooler by a thermostatic device is set to divert oil to the cooler at


Comes with:

- It is a straight bolt-on design to be use with an -10AN Oil Cooler Kit.

- It comes with 2 different oil housing center fitting, M20 & 3/4-16UNF.

- 2 X 1/8 NPT side ports for oil temp/pressure sensor insert

(Include 2 end caps to block off sensor ports).

- - 2 X -10AN outlet port for easy oil cooler hook up,

NOTE: Nissan S13 SR20DET uses 3/4-16UNF

Nissan S14/15 SR20DET uses M20 x 1.5

Or as Universal uses with motor equip with 3/4-16UNF or M20X1.5 fittings.

Please verify your filter adapter thread pitch before purchase.


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