Home / Spark plugs / Denso K20R-U spark plug Denso K20R-U spark plug$1.60 2 in stock Denso K20R-U spark plug quantity Add to cart SKU: SP-MB-019 Category: Spark plugs Description Denso K20R-U spark plug – SKU SP-MB-019 New Old Stock Denso K20R-U U-Groove spark plug – pulled from the inventory of Merchand Brothers, long-time independent mechanics in White River Junction, Vt. Follow this link for Denso’s cross-reference chart. Related products Champion RN11YC4 spark plug $1.40 Add to cart Denso W16EX-U spark plug $2.00 Add to cart Denso W16EPR-U spark plug $1.70 Add to cart NGK-R BPR6ES-11 spark plug $1.50 Add to cart