Race Louvers has many options to meet most racing series class rules. Below are options we have in stock. We also offer custom sizes to fit your needs.
As of 4/25/19
Nasa: American Iron, American Iron Extreme, German Touring Series, Super Touring 1-2, Honda Challenge 1-2 and Autocross all permit hood venting without restriction. Super Touring 3-6 limits height to no greater than 3/8" with no sqin limit. Spec Z limits hood vent size to 400 sqin.
Note: All RS trim Race Louvers can be made to ST/TT3-6 spec
SCCA: Grand Touring 1 and 2 as well as Touring 1 permit any hood venting. Touring 2 and 3 permit hood venting but restrict the size to a mximum of 1" tall and a maximum combined area of 200 sqin, while STU allows for a maximum of 200 sqin with no max height. SOLO Prepared allows for venting with a maximum of 500 sqin and a height no greater than 1".
Time Attack (Global): Enthusiast, street, limited, unlimited and pro/comp all permit hood venting without restriction.
Time Attack (redline): Modified and unlimited classes permit hood venting without restriction
Time Attack (gridlife track battle): Street modified, track modified, unlimited and super unlimited all permit venting without restriction.
Time Attack (world time attack challenge): Club sprint, open, pro am, and pro classes all permit hood venting.
HPDE: High performance driving events. All HPDE cars, fun run and street cars are unrestricted.
Dont see your class listed? Class rules recently updated? Need a louver with specific requirements? Let us know and we can get you what you need.
* Please note class rules are subject to change and should be verified by the customer prior to purchase.