Cheap And Discounts Knock Detonation Sensor For 1996-2005 O-ldsmobile V6 -Pontiac C-hevrolet B-uick 10456238 KS49 5S2157 SU1076 213307 Wholesale. Buy Directly From Merchant China Chenho Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.