View our Specials! Coupon Code: SaveIn2026
Looking to upgrade or modify your Mitsubishi with aftermarket parts from GSC Power Division? At Tunersports.com we carry a great selection of their parts for your vehicle.
From engine components, balance shafts, engine components or valves we have 43 parts available, all with free shipping to the Continental US 48 States.
For more information on GSC Power Division, you can visit the official GSC Power Division website.
 OUT OF STOCK GSC Power Division Retainers RET5097GSC P-D Mitsubishi 4G63T EVO 8-9 Single Titanium Retainer (5097) $36.84
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 IN STOCK - LOW GSC Power Division Spring Seat Kits 4041-16GSC P-D 4G63T .035in over OEM Chromoly CNC Spring Seat for Mitsubishi - Set of 16 $69.65
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OUT OF STOCK GSC Power Division Titanium Retainer Sets RET5098-16GSC P-D Mitsubishi 4G63 Conical Titanium Retainer Set $204.48
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 OUT OF STOCK GSC Power Division Billet R1 Camshaft Kits 7009R1RGSC P-D Mitsubishi Evolution 9 4G63T 260/268 Billet R1R Rally Camshafts $653.23
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 OUT OF STOCK GSC Power Division Valve Spring Kits 5098GSC P-D Mitsubishi 4G63T High Pressure Conical Valve Spring and Ti Retainer Kit $518.53
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OUT OF STOCK GSC Power Division R4 Camshaft Kits 7008R4GSC P-D Mitsubishi 4G63T Evo 4-9 R4 Camshafts 295/310 Billet (Drag Race Engine Only) $635.21
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IN STOCK - LOW GSC Power Division Valve Spring Kits 5097GSC P-D Mitsubishi 4G63T Extreme Pressure Conical Valve Spring and Ti Retainer Kit $518.53
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IN STOCK - LOW GSC Power Division R4 Camshaft Kits 7003R4GSC P-D Mitsubishi 4G63T Evo 1-3 / 90-99 DSM R4 Camshafts 295/310 Billet (Drag Race Engine Only) $635.21
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OUT OF STOCK GSC Power Division Titanium Retainer Sets RET5078-16GSC P-D Mitsubishi 4G63 HP Race Beehive Titanium Retainer - Set of 16 $190.39
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OUT OF STOCK GSC Power Division Titanium Retainer Sets RET5078GSC P-D Mitsubishi 4G63 HP Race Beehive Titanium Retainer - Single $36.84
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 $191.20
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 IN STOCK GSC Power Division Valve Stem Seal Sets 1002GSC P-D 4G63T Evo 1-9 / 90-98 DSM Viton 6.6mm Valve Stem Seal Set $43.46
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 $36.41
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 IN STOCK GSC Power Division Keeper Sets 1003GSC P-D Mitsubishi 4G63T Evo 1-9 / 90-98 DSM Valve Keeper (Set Set of 32) $54.95
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 IN STOCK GSC Power Division Intake Valve Sets -STD 2002-8GSC P-D Mitsubishi Evo 9 4G63T 34mm Dia (STD) Chrome Polished Intake Valve - Set of 8 $174.14
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 IN STOCK GSC Power Division Exhaust Valve Guide Sets 3003-8GSC P-D 4G63 Manganese Bronze Exhaust Valve Guide Stopper Style- Set 8 $70.28
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 IN STOCK GSC Power Division Valve Spring Kits 5042GSC P-D Mitsubishi 4B11T Beehive Valve Springs & Ti Retainer Kit (Use w/OE Spring Seats) $399.92
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 IN STOCK GSC Power Division Exhaust Valve Guides 3003.001-1GSC P-D Mitsubishi 4G63T Manganese Bronze Exhaust Valve Guide Stopper Style +.001in OD - Single $31.14
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IN STOCK GSC Power Division Intake Valve Guide Sets 3004-8GSC P-D 4G63 Manganese Bronze Intake Valve Guide Stopper Style- Set 8 $70.28
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IN STOCK GSC Power Division Exhaust Valve Sets -STD 2001-8GSC P-D 4G63T Evo 1-9 / 90-98 DSM Chrome Polished Exhaust Valve - 30.5mm Head (STD) - SET 8 $172.44
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