TechSpec Note: Product is custom built to order and is not returnable.--Lifetime Warranty does not cover incorrectly ordered products; please verify all options before ordering.--Each intercooler is made to order, please allow up to 48 hours after ordering for shipping notification.----Maximum Recommended Horsepower:--17-in Core: 700 HP--20-in Core: 800 HP--23-in Core: 950 HP