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  RPi ST Pulley Kit - BMW E60 M5RP-P1001K
The ST pulley kit helps low end response while adding some pep to your engine. Unlike other pullies on the market, our pulley is hard anodized silver making it difficult to detect from your dealership. Expect 15hp+. GSP Price:
$ CALL

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  RPi GT Race Exhaust System 18 92 0335 G
RPi's GT Race exhaust systems are the pinnacle of power. Providing a monstrous 35ft/lbs and 28whp over the factory 400+hp, the GT Race systems offers quite the "bang for the buck." The system is made of T-304 stainless steel and comes with a limited lifetime warranty. All RPi exhaust systems are 100% made in the United States and are tested under extreme conditions*. This makes the GT Race exhaust far superior to imported systems that are far from proven. please note no cats are in this system.GSP Price:
$ CALL

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  RPi SV1 Oil Cooler - BMW E60/E63 M5/M6RP-O1001
SV1 Oil Cooler - BMW E60/E63 M5/M6 Increase engine cooling efficiency by 30%+ with our SV1 oil cooler upgrade. The SV1 oil cooler increases thermal efficiency while maintaining similar pressure characteristics as the stock cooler. RPi's oil coolers are 100% made in the United States are not imported from overseas. GSP Price:
$1299.00

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