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

"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. "

"Thank's for making the ordering proccess to easy . I few guys I know have brought Water/Air IC of you and have had nothing but praise for you . "

"My blue silicone vacuum hoses i ordered from you in 2008 still look brand new today.Great hoses.Thanks "

"Rattling great visual appeal on this web site, I'd value it 10. "

"Loved your last products. Very well made. Welds were superb on the steel tail blow off valve flange."

"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!"