Buick Grand National
Used Parts & Sales
:: Browse By Vendor
See Entire Catalog
Home » Cotton's Performance
3" Flexible Duct Cold Air Kit
Flexible Duct x2
Turbo bell adapter
MAF sensor adapter x2
Flexible duct support bracket
Vapor Canister support bracket
Air Filter support bracket
36" MAT harness
SS clamps x4
Fits: 1978-1988 GM G-Body (Grand National, Monte Carlo SS, Malibu, Grand Prix, Cutlass)
Cotton's very own billet aluminum valve cover adapters that fit into your aftermarket 1" i.d. breather grommet to allow -12AN female fittings for an oil catch can set-up. No welding, no headaches. Grommets not included.
Sold separately so please adjust quantity as needed..
Cotton's very own billet aluminum angled breather adapters that fit into your aftermarket 1" i.d. breather grommet to allow 1" i.d. push-in style breathers.
Cotton's aluminum vacuum block accepts SIX 1/8" NPT fittings for custom vacuum lines... comes with gasket and mounting hardware.
* Does not include fittings
Kit option includes:
12x straight 1/8" NPT fittings
20 ft of 5/32" hard vacuum line
Aluminum Oil Return Flange for custom return lines.
Accepts 1/2" NPT fittingComes with bolts and gasket
Dual cat-back exhaust system by Pype's Performance. Comes with 2.5" mandrel bent (un-polished) stainless steel tubing, Pype's "Race Pro" straight-through stainless steel mufflers, and all necesary hardware for quick and easy installation.
Set of Cottons Performance valve covers. Made by and same design as the popular Champion Buick 6 covers but with our logo engraved into them. Precision thick wall aluminum alloy casting for even gasket compression and no Leaks. CNC machined for consistent fit. Clearance for roller rocker arms. Unique spot-face and chamfer design breather bore accepts all popular breathers and maintains positive seal between breather and cover. No clearance problems. Bolts, washers and grommets included. Eye appealing and functional. A must for roller rocker installations.
Comes with grommets and hardware.
Make sure you order gaskets and your choice of breathers
Shop Online Now! We
Cottons Performance Center
Shipping & Return Information
Jack Cotton's 8.90 @ 154MPH 1986 Buick