With a combined knowledge of over 40 years dedicated to the Cadillac Brand & Community, the Refined Performance USA Team, is your elite Cadillac V-Series Racing & Performance Aftermarket Authority! RP USA's initital inception began in 2013 in anticipation for the debut of the Cadillac ATS V-Series, after news of Cadillac's brand new RWD Twin Turbo LF3/4 Engine Platform was announced, which was first utilized in the CTS V-Sport in it's base form, the LF3. Geared up for the LF4 powered ATS-V, we were the very first LF3/4 dedicated aftermarket performance parts company!

Since 2013, our mission, has always been to provide dynamic handmade engine performance air systems, dialed-in precision suspenion upgrades, more aggressive braking components, premiere carbon fiber exterior aero, as well as the highest quality gloss black badging options. In 2025, we are running stonger than ever, making our exquisitely beautiful LF3/4 in-house performance parts for the current LF4 Crown Bearer the CT4-V Blackwing. You will also find some amazing parts for the third generation CTS-V, CTS V-Sport, CT5-V Blackwing & more!

Proudly, we are a small three man operation with a high demand for our beautifully handcrafted parts in a very niche specific car model market, so please be aware some orders may take time. Our loyal dedication to the Cadillac V-Series Community is well established, so you can trust that your order is marked as high priority— each time, every time!

It's time to unleash your Cadillac V-Series' true potential! Ride with RP USA— where power meets precision & where performance meets passion!