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

"i have their W2A ic core/ice box/pump, i got some tbolt clamps and couplers, also a 3" vband clamp with fittings. All very fast shipping and everything is perfect thus far."

"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!"

"Z69F6o I'm not that much of a internet reader to be honest but your blogs really nice, keep it up! I'll go ahead and bookmark your site to come back later on. Cheers"

"Now this is service!!!, item shipped within a hour of ordering!!! I own a shop and will be passing your info on to anyone I know."

"You guys kick so much butt! Thanks again"

"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. "