Welcome to Defender Canada! 
Exhaust Manifolds
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Sierra Mercruiser GM Big Block Exhaust Manifold - 18-1957-2
$396.33 -
Sierra Mercruiser V6 Dry Joint Exhaust Manifold - 18-1842
$469.18 -
Sierra Mercruiser Dry Joint Exhaust Manifold - 18-1843
$606.97 -
Sierra OMC Stern Drive Exhaust Manifold - 18-1848
$479.98 -
Sierra Crusader GM Big Block V8 Exhaust Manifold - 18-1929
$496.30 -
Sierra Mercruiser Exhaust Manifold - 18-1956-3
$642.03