The Franklin Performance Oil Cooler Bypass Cap for Nissan RB engines is the perfect solution to simplify your RB cooling system while saving weight. Eliminate the bulky oil-to-water heat exchanger and retain the OEM oil filter mount, oil temperature sensor, and oil pressure sensor with this straightforward screw-in part.

• Save weight and streamline your RB cooling system
• Precision-machined body from 6061 aluminum.
• Threaded stud machined from 1045 steel for added strength
• Anodized aluminum body for great looks and for corrosion resistance
• Includes high-quality o-rings for a perfect seal