Mercruiser Replacement Riser 3" Taller "A"

3" taller thru transom stainless steel riser pipes fit stock Mercruiser center rise manifolds, as well as Glenwood Magnaflow manifolds. These pipes have shown a performance gain of 9 horsepower in our dyno test over stock risers. (Sold in pairs)

All kits include all necessary mounting hardware and gaskets. Weld on or Bolt on brackets for Shift, ECM< or EFI, see Merc Replacement Risers or Related Products.