TORNADO air intake sleeve fits 4.3 s-10,blazer etc, 3.5,3.7 colorado,canyon,hummer etc. ,5.4ltr. fords etc. just google tornado ki 80 for all applications... no matter what the skeptics say it worked for me more MPG.(if u r pulling a trailer u want this) ASKING $25 OR BEST OFFER PH./TEXT 519 880 6684 -E mail goes to computor only.