Restore and customize your Corvette with this part! Engineered to Meet or Exceed OEM Specifications.
- Do you find your Corvette's A.I.R. (Air Injection Reactor) check valve just not working like it used to? Maybe it's a sign you should replace that old valve with the C4 Corvette 1988-1991 A.I.R. Check Valve from CA.
- The Corvette A.I.R. Check Valve helps keep your Corvette's emissions system functioning properly. It will keep exhaust from backing up into your smog pump, which can create a lot of problems.
- The Corvette A.I.R. Check Valve is a high quality replacement part. It replaces your original exactly, in both fit and function. Restore your Corvette knowing Top Flight Automotive has you covered.
- Fits 1988-1991 Corvettes.
- 5/8" Hose Connection.
Frequently Asked Questions
Q: Is my personal information kept private? Is it safe to use my credit card?
A: Yes, your personal information is kept private and it is safe to use your credit card.
Q: How much will shipping cost?
A: Unfortunately, the cost of shipping is a real expense. Our goal is to minimize your shipping costs. Shipping is calculated at checkout based on the items in your cart and will be displayed prior to you placing an order. Please note that oversized items may be subject to additional charges, which will be noted on the product page.
Q: How do I track my order?
A: Once your order ships, you will receive a tracking notification via email.
Q: Can someone outside of the United States place an order?
A: Yes, we are happy to provide worldwide service for our customers. Your shipping charges will be calculated during the checkout process. Customs and duty fees are the responsibility of the buyer.