Cart “Holley 300-141 Manifold Kit LT1 Hi-Ram With Port Injection 92mm” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal × Schoenfeld IMCA609 Slip-On IMCA Spec Muffler 3" Inlet/3.5" Outlet $43.99 Schoenfeld IMCA609 Slip-On IMCA Spec Muffler 3" Inlet/3.5" Outlet quantity $43.99 × Holley 300-123 LS1/2/6 Hi-Ram Intake Manifold EFI 105mm LS Tb $1,249.95 Holley 300-123 LS1/2/6 Hi-Ram Intake Manifold EFI 105mm LS Tb quantity $1,249.95 × Holley 300-141 Manifold Kit LT1 Hi-Ram With Port Injection 92mm $1,249.95 Holley 300-141 Manifold Kit LT1 Hi-Ram With Port Injection 92mm quantity $1,249.95 Coupon: Apply Sales Code Update cart Cart totals Subtotal $2,543.89 Shipping Enter your address to view shipping options. Calculate shipping Country / region Select a country / region… United States (US) State / County City: Postcode / ZIP: Update Tax $0.00 Total $2,543.89 Proceed to checkout