"Great products and Great prices. Wish you guys would set up a page for us to show your products on our cars...."
"I recently bought reducers for a modified intake. Units fit perfectly, which made the job much easier to complete. "
"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!"
"Howdy, just found your website and really glad I did. Really great how you are making intercooler piping AFFORDABLE. I had just paid About $180 for only a few pieces of piping, and it makes me sick...but now I know where to get it, and I'm gonna tell my buddies about this site too! "
"Loved your last products. Very well made. Welds were superb on the steel tail blow off valve flange."
"Just wanted to drop you a line to say "thank you for my order".. I recieved it today , and I am very impressed with the quality of the hoses .. Man they are 100% super !! Great Quality!!!"
*Information refers to our main product line - some products may vary. Please check our product descriptions for full details.