GM LS1 LS2 LS3 LS6 Cast Iron Rear Exit Exhaust Manfiolds Cadillac Some additional modification may be

Some additional modification may be necessary to install the gear knob

11 bolt pattern (not 10 as per LS1 & LS6)

of Blue Hose have no logo

Simota filters are washable and reusable

Shroud Depth: 1 1/8"

GM LS1 LS2 LS3 LS6 Cast Iron Rear Exit Exhaust Manfiolds Cadillac Some additional modification may beBrand New Cal Custom GM LS1 LS2 LS3 LS6 Rear Exit Cast Iron Exhaust Manifolds Fits GM LS1 LS2 LS3 LS6 Cast iron Rear exit design helps with clearance issues typically found with headers or centre dump headers manifolds The header set includes 2 manifolds, 2 exhaust manifold flanges, 1 bolt & stud kit Note: Minor modifications may be required for fitment on certain models Professional installation recommended! No instructions included! If your vehicle