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Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Regular price $560.29Regular priceUnit price per$700.21Sale price $560.29Sold out -
Supertech Honda B16/B18C Dual Valve Spring Kit (w/Titanium Retainers)
Regular price $455.56Regular priceUnit price per$569.33Sale price $455.56Sale -
Supertech Honda F20/K20A2 Beehive Valve Spring Kit
Regular price $549.82Regular priceUnit price per$687.13Sale price $549.82Sale -
Supertech Honda F20/K20A2 Beehive Valve Spring Kit
Regular price $549.82Regular priceUnit price per$687.13Sale price $549.82Sale -
Supertech Honda K24Z7 Dual Valve Spring Kit
Regular price $591.55Regular priceUnit price per$739.28Sale price $591.55Sale -
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Regular price $840.43Regular priceUnit price per$1,050.31Sale price $840.43Sale -
Supertech Honda H22 Dual Valve Spring Kit
Regular price $455.56Regular priceUnit price per$569.33Sale price $455.56Sale -
Supertech Honda D16Z/D16Y8/D17 Single Valve Spring Kit
Regular price $397.97Regular priceUnit price per$497.35Sale price $397.97Sale -
Supertech Hyundai 3.8L 24V Dual Valve Spring Kit
Regular price $903.27Regular priceUnit price per$1,128.84Sale price $903.27Sale -
Supertech Honda B16/B18C Dual Valve Spring Kit (w/Titanium Retainers)
Regular price $455.56Regular priceUnit price per$569.33Sale price $455.56Sale -
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Regular price $742.25Regular priceUnit price per$927.61Sale price $742.25Sale -
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Regular price $840.43Regular priceUnit price per$1,050.31Sale price $840.43Sale -
Supertech Honda H22 Dual Valve Spring Kit
Regular price $455.56Regular priceUnit price per$569.33Sale price $455.56Sale -
Supertech BMW N54 Conical Spring Kit - Rate 7.25lbs/mm
Regular price $865.87Regular priceUnit price per$1,082.33Sale price $865.87Sale -
Supertech BMW N54 24V 3.0L BMW N54 Conical Spring Kit (Use Factory Valve Stem Seal)
Regular price $865.87Regular priceUnit price per$1,082.33Sale price $865.87Sale -
Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat)
Regular price $314.19Regular priceUnit price per$392.65Sale price $314.19Sale -
Supertech Honda F22A 16V Single Valve Spring Kit
Regular price $463.42Regular priceUnit price per$579.15Sale price $463.42Sale -
Supertech Seedoo 4TEC Dual Valve Spring Kit
Regular price $356.06Regular priceUnit price per$444.98Sale price $356.06Sale -
Supertech Audi V8 4.2L 40V Dual Valve Spring Kit
Regular price $1,101.59Regular priceUnit price per$1,376.69Sale price $1,101.59Sale -
Supertech VW/Audi 2.7T 30V 6cyl Single & Dual Valve Spring Kit
Regular price $838.46Regular priceUnit price per$1,047.85Sale price $838.46Sale -
Supertech VW/Audi 1.8T 20V 4cyl Dual Valve Spring Kit
Regular price $558.99Regular priceUnit price per$698.58Sale price $558.99Sale -
Supertech VW 2.5L 5cyl 20V Single Valve Spring Kit
Regular price $523.63Regular priceUnit price per$654.39Sale price $523.63Sold out -
Supertech BMW S54 24V 3.2L Dual Valve Spring Kit
Regular price $840.43Regular priceUnit price per$1,050.31Sale price $840.43Sale -
Supertech Nissan SKYLINE RB25 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit
Regular price $691.70Regular priceUnit price per$864.44Sale price $691.70Sale