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

"looking forward to trying your products.haven't dealt much with an fittings and i hope that if i have any questions your company can help me out.your company came well recommended by some good friends of mine."

"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. "

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

"Hi, many thanks for your help. Great customer service :) .. as good as your products Have a great Friday Cheers"

"you have an excellent website.Yoy have really expanded since I first ordered. I have told several of my friends at dealerships about you. Say they have passed this on to friends who were impressed."

"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!"