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GSC P-D 2014+ BRZ/FRS FA20 Intake Valve Set +1mm (36mm) 21-4N Stainless Alloy (Set of 8)$149.79 -
GSC P-D Nissan Skyline R32/R33 RB26DETT R2 Camshafts 282/282 Billet (Requires Head Modification)$946.05 -
GSC P-D Nissan/Infiniti VR30DDTT Conical Valve Spring and Ti Retainer Kit (9500RPM Limit/40PSI Max)$794.75 -
GSC P-D Mitsubishi 4G63T Manganese Bronze Exhaust Valve Guide Stopper Style +.001in OD - Single$5.70 -
GSC P-D Toyota 2JZ/1JZ Manganese Bronze Intake Valve Guide +.003in Oversize OD - Single$5.70 -
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GSC P-D Subaru EJ205/EJ207/EJ259 Manganese Bronze Intake Valve Guide Stopper Style - Single$5.70 -
GSC P-D Audi R8 V10 / Lamborghini Gallardo V10 Manganese Bronze Exhaust Valve Guide - Single$5.70 -
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GSC P-D 12-13 Subaru/Scion BRZ/FR-S 21-4N Chrome Polished Intake Valve - 36mm Head (+1mm) - SET 8$149.79 -
GSC P-D 12-13 Subaru/Scion BRZ/FR-S Chrome Polished Exhaust Valve - 30mm Head (+1mm) - SET 8$228.28 -
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GSC P-D Ford Raptor 3.5L Ecoboost Intake/Exhaust Valve Guide Set w/ Stopper - Set of 12$65.90 -
GSC P-D Porsche GT3 CUP 996/997 Manganese Bronze STD Style Intake/Exhaust Valve Guide - SET OF 12$65.90 -
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GSC P-D Toyota 2JZ Manganese Bronze Exhaust Valve Guide +.003in Oversize OD - Single$5.70 -
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GSC P-D Ford Mustang 5.0L Coyote Gen 3 High Pressure Conical Valve Spring & Ti Retainer Kit$815.15 -
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GSC P-D BMW/Toyota B58 S3 Cams 292/300 Billet w/Intake Trigger (Use w/Upgraded Turbo/Ported Head)$1,190.00 -
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GSC P-D Nissan VQ35 Extreme Conical Valve Spring Titanium Retainer and Spring Seat Kit$845.75 -
GSC P-D Nissan VQ35 High Pressure Conical Valve Spring Titanium Retainer and Spring Seat Kit$778.60 -
GSC P-D Mitsubishi Evo 1-3 4G63T R2 Stroker Cams 274/274 Billet (Beehive Spring/Retainer Kit Req)$635.21 -
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GSC P-D Honda B16A/B17A/B18C VTEC Manganese Bronze Exhaust Valve Guide +.003in OD - Single$5.70 -
GSC P-D Nissan RB26DETT Shimless Conical Valve Spring & Ti Retainer Kit ( Max Boost PSI 50)$824.80 -
GSC P-D Subaru EZ36 Single Conical Valve Spring, Titanium Retainer Kit and Spring Seat Kit$741.47 -
GSC P-D Toyota 3SGTE Manganese Bronze Exhaust Valve Guide +.001in Oversized - Single$5.70 -
GSC P-D Toyota 3SGTE Manganese Bronze Intake Valve Guide +.001in Oversized - Single$5.70 -
GSC P-D Toyota 3SGTE Intake Valve Guide .4378in OD .2360in ID 1.765 OL +.003in Oversized - SINGLE$5.70 -
GSC P-D Toyota 3SGTE Exhaust Valve Guide .4378in OD .2360in ID 1.765in OL .003in Oversize - SINGLE$5.70 -
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GSC P-D Toyota 3SGTE Gen 3 Manganese Bronze Intake/Exhaust Valve Guide - Set of 8$43.93 -
GSC P-D Audi R8 V10 Manganese Bronze Exhaust Valve Guide +.001in Oversize - Single$5.70 -
GSC P-D Toyota 1JZ Manganese Bronze Exhaust Valve Guide +.001in Oversize OD - Single$5.70 -
GSC P-D Toyota 1JZ Manganese Bronze Exhaust Valve Guide +.003in Oversize OD - Single$5.70 -
GSC P-D Subaru EJ20/EJ25 SOHC Manganese Bronze Intake/Exhaust Valve Guide - Set of 8$43.93 -
GSC P-D Audi R8 V10 Manganese Bronze Exhaust Valve Guide +.003in Oversize OD - Single$5.70 -
GSC P-D Nissan VQ35 Manganese Bronze Exhaust Valve Guide +.003in Oversize OD - Single$5.70 -
GSC P-D Nissan VQ35 Manganese Bronze Exhaust Valve Guide +.001in Oversize OD - Single$5.70 -
GSC P-D Subaru EJ25 SOHC Intake/Exhaust Valve Guide Stopper Style +.003in OD - Single$5.70 -
GSC P-D GM LS7 Manganese Bronze Intake/Exhaust Valve Guide +.003in Oversize OD - Single$8.92 -
GSC P-D Honda K20/K24 VTEC Exhaust Valve Guide Stopper Style 6mm ID +.001in OD - Single$5.70 -
GSC P-D Ford EcoBoost 3.5L 6 Cyl Intake/Exhaust Valve Guide +.001in Oversize OD - Single$5.70 -
GSC P-D Honda K20/K24 VTEC Exhaust Valve Guide Stopper Style 6mm ID +.003in OD - Single$5.70 -
GSC P-D Ford EcoBoost 2.3L 4 Cyl Intake/Exhaust Valve Guide +.001in Oversize OD - Single$5.70 -
GSC P-D Nissan VR38DETT Manganese Bronze Exhaust Valve Guide +.003in Oversize OD - Single$5.70 -
GSC P-D Porsche 944 Turbo Exhaust Valve Guide Standard Style +.001in Oversize OD - Single$5.70 -
GSC P-D Nissan VR38DETT Manganese Bronze Exhaust Valve Guide +.001in Oversize OD - Single$5.70 -
GSC P-D Honda B16A/B17A/B18C VTEC Exhuast Valve Guide 6mm Valve Stem +.001in OD - Single$5.70 -
GSC P-D Porsche 944 Turbo Exhaust Valve Guide Standard Style +.003in Oversize OD - Single$5.70