Home / Spark plugs / Champion RN11YC4 spark plug Champion RN11YC4 spark plug$1.40 6 in stock Champion RN11YC4 spark plug quantity Add to cart SKU: SP-MB-008 Category: Spark plugs Description Description Champion RN11YC4 spark plug – SKU SP-MB-008 New Old Stock Champion RN11YC4 Copper Plus spark plug – pulled from the inventory of Merchand Brothers, long-time independent mechanics in White River Junction, Vt. Follow this link for Champion’s parts finder. Related products Denso W16EX-U spark plug $2.00 Add to cart Bosch W7DTC spark plug $3.00 Add to cart AC R42CXLS spark plug $2.00 Add to cart NGK GR45 spark plug $1.50 Add to cart