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Car: 1996 Pontiac Grand Prix GTP


1998 Pontiac Grand Prix GTP Supercharged 3.8 engine with 4T65-E transmission.

98 GTP catalytic convertor with O2 sensor U-bend removed to Ram Air Tech 3 inch mandrel bent exhaust pipes to 2 1\2 in\out mufflers with polished tips.

97 GTP Engine harness and computer.

Cold air canister with K&N cone filter setup

Perma Cool 18,000 transmission cooler.

180 degree thermostat.

Magnuson supercharger nosedrive with 3.4 inch pulley.

Front strut tower brace.

Stage 2 MAF\Throttlebody.

Composite throttlebody spacer.

Ported\polished exhaust manifolds.

Ported\polished supercharger.

Ported\polished intake manifold.

Holley 87 Buick Grand National high performance 190ltr hr fuel pump.

Magnecor 8.5mm spark plug wires.

Adjustable fuel pressure riser.

Ported\polished cylinder heads with 3 angle valve job and polished combustion chambers.

Reprogrammed computer.

Full Level10 transmission buildup including firmer accumulator springs, super pump for faster pressure rise, redrilled valvebody, redrilled trans case, Kolene steel bands\plates, Raybestos Blue Plate clutches, faster acting pressure solenoid for firmer shifts, higher stall torque convertor and a Torsen limited slip differential.


Planned Modifications



1 inch Addco rear swaybar.

Ceramic coat exhaust manifolds.

Supercharger inlet porting.