Celebrating 20 years of selling the highest quality parts at the lowest prices. Guaranteed.

"Simply the best! Keep it up - Thanks!!"

"Meredith, You're my favorite customer service person of all time, just to let you know how highly I think of you. I tell all my car buddies to ask for you by name."

"I ordered intake testsers and was able to find the leaks that Ford couldn't. The silicone vacuum hose works great!! Thick walled no collapse, a RARE FIND!!"

"I have just recently ordered and received parts for my build from frozenboost. I cannot be happier with the quality of the items I received and the prompt and efficient service. I highly recommend Frozenboost for all your performance needs."

"I just recieved the shipment I ordered from you last week. I just wanted to say that everything I ordered came properly packaged and I it was exactly all the items I wanted. Everything fits perfectly on my vehicle. I will definetly purchase from you guys again. Thank you very much. "

"Thanks for the response. We have an inside joke that you guys only hire ninjas with how fast your service is. SIS is definitely the first place I check for parts. You guys have a great thing going on there. Thanks!"