Koyo Hyper Red 1.3KGF/CM Radiator Cap Year_17-Current One weekend dialing in the

One weekend dialing in the settings for the new system and it filled in all the gaps that boost by gear could never fill in on its own

Size Tolerance: ± 0

bolt it down

Mounts CAN NOT be returned or swapped out after they have been bolted down (revealing bolt impressions)

In house testing produced a max gain of +19 horsepower and +20 lb

Koyo Hyper Red 1.3KGF/CM Radiator Cap Year_17-Current One weekend dialing in theCan you handle the pressure? The Koyorad hyper Radiator Cap is for intelligent tuners who demand to extract every ounce of cooling efficiency from their performance machines. Koyorad highly recommends our 1. 3 bar Koyorad Hyper Cap (Koyo part number SK C13) for use with Koyorad All Aluminum Racing Radiators (when applicable). The Koyorad Hyper Cap is made in Japan with the highest quality components ensuring the best possible performance from your