SuperTech Dual Valve Spring Kit for Mitsubishi EVO X 4B11 (85 lbs @ 34.5mm / 228 Open @ 11.5)

SuperTech Dual Valve Springs, BMW S14 16v / S38 24v (92 lbs at 35.5 mm)

SuperTech Dual Valve Spring Kit for Nissan SR20-VE 2.0l DOHC (138 lbs at 37.5 mm)

Supertech Individual Valve Spring Kit for VW 2.5l 5 cylinder 20v (Exhaust 83 lbs@37.2mm) (Intake 68 lbs@38.6mm)

SuperTech Beehive Valve Spring Kit for Toyota 1GR-FE / 4.0lt V6 24v (120 lbs at 35.9mm)

SuperTech Dual Valve Spring Kit for Nissan SR20DET (106 lbs at 40.5 mm)

SuperTech Single Valve Spring Kit for Nissan RB26 DET (62lbs@39.9mm)

SuperTech Dual Valve Spring Kit for Mitsubishi Lancer EVO 4G63 (80 lbs at 39.6mm)

SuperTech Dual Valve Spring Kit for Toyota Supra 2JZ (80 lbs @ 33.65mm)

SuperTech Dual Valve Spring Kit for Hyundai 2.0L Turbo Theta L4 (85 lbs at 34.5mm)

SuperTech dual valve spring kit for Mazda Miata / MX-5 1.8 (74 lbs at 34.2 mm)

SuperTech Valve Spring Kit for VW / AUDI 2.7T 30v 6 Cylinder (intake 54 lbs@36.6mm) (exhaust 80 lbs@33.2mm)

SuperTech Dual Valve Spring Kit for Subaru WRX STI EJ20 / EJ25 (70 lbs @ 35.5 mm)

SuperTech Dual Valve Spring Kit for Toyota Landcruiser 1FZ-FE 24v (82lbs@36.2mm)

SuperTech Dual Valve Springs, Mini Cooper S 02-07 (76 lbs at 34.8 mm) (single groove)

SuperTech Beehive Valve Springs, Ford Mazda Duratec 2.0 - 2.3 (60 lbs at 34.1 mm)

SuperTech Dual Valve Spring Kit for Nissan 240 / KA24 (96 lbs at 34.85mm)

SuperTech Dual Valve Spring Kit for Honda NSX / C30 (80 lbs at 36.4mm)

SuperTech Dual Valve Spring Kit for BMW S14 16v / S38 24v (92 lbs at 35.5mm)

SuperTech Dual Valve Spring Kit for Mitsubishi EVO X 4B11T (75 lbs at 34.5mm)

SuperTech Dual Valve Spring Kit for Nissan SR20-VE 2.0l DOHC (93 lbs at 37.5 mm)

SuperTech Dual Valve Spring Kit for Toyota 3SGTE (77 lbs at 35.5mm)

SuperTech Dual Valve Spring Kit for Subaru EZ30 H6 (with variable intake lift) (85 lbs @ 31.9mm)

SuperTech Dual Valve Spring Kit for VW 1.8 / 2.0 8v (7mm stem) (86 lbs @ 31.75mm)

SuperTech Dual Valve Spring Kit for Mazda Miata / MX-5 1.6 (70 lbs at 33.5mm)

SuperTech Double Valve Springs, Nissan SR20-VE 2.0l DOHC (115 lbs at 37.5 mm)

SuperTech Dual Valve Spring Kit for Mini Cooper S 02-07 (95 lbs at 34.2mm)

SuperTech Dual Valve Spring Kit for Hyundai 2.0L Turbo Theta L4 (75 lbs at 34.5mm)

SuperTech Dual Valve Spring Kit for GM ECOTEC 2.0l (78 lbs at 34.6 mm)

SuperTech Dual Valve Spring Kit for Honda ZC / D16A1 (65lbs@34.5mm)

Supertech Individual Valve Spring Kit for Honda D16A6 (73 lbs at 40.6mm) (Exhaust Only)

SuperTech individual valve spring kit for Toyota 3SGTE (59 lbs at 34.75 mm)

SuperTech Single Valve Spring Kit for Mazda Miata / MX-5 1.6 (58 lbs at 34.1 mm)

SuperTech Single Valve Spring Kit for Honda F22 A/B 16v (67 lbs @ 41.2mm)

SuperTech Dual Valve Springs, Honda B16 / B18C (70 lbs at 33.5mm) (titanium retainer)

SuperTech Simple Valve Spring Kit for Toyota 4AGE 16V (55lbs@35.4mm)

SuperTech Individual Valve Springs, Mitsubishi 3000GT (102 lbs at 37.15mm)

SuperTech dual valve springs, Mazda Miata/ MX-5 1.6 (49 lbs at 36.8 mm)

SuperTech Dual Valve Spring Kit for Toyota Landcruiser 1FZ-FE 24v (50lbs@36.2mm)

SuperTech Dual Valve Spring Kit for Honda S2000 / F20 / Honda Civic Integra / K20A2 (92 lbs at 40.4 mm)

SuperTech single valve spring kit for Nissan TB48 (78lbs@38.5mm)

SuperTech Single Valve Spring Kit for Mazda Miata / MX-5 1.8 (56 lbs at 34.2mm)

SuperTech Single Valve Spring Kit for Honda D16Z / Y8 / D17 (60 lbs @ 49.5mm)

SuperTech Beehive Spring Kit for Mitsubishi 4G63 (95 lbs @ 36.8 mm)

SuperTech Dual Valve Spring Kit for BMW S42 / M42 / M50 / S50 / M52 / M54 (94lbs @ 35.70mm)

SuperTech Beehive Valve Spring Kit for Honda S2000 / F20 / Honda Civic Integra / K20A2 (75 lbs @ 38.7 mm)

SuperTech Individual Valve Spring Kit for Honda K24Z7 67 lbs @ 36.4mm

SuperTech Dual Valve Spring Kit for Nissan 240 / KA24 (73 lbs at 34.8mm)

SuperTech Dual Valve Springs, Toyota Tacoma 2RZ / 3RZ 16v (100 lbs at 35.6 mm)

SuperTech Individual Valve Spring Kit for Honda / Acura J30-J32 (71 lbs at 49.9 mm)

Supertech Dual Valve Spring Kit for Mitsubishi Lancer EVO 4G63 (100 lbs at 39.6 mm)

SuperTech Dual Valve Spring Kit for Honda K24Z7 86lbs@36.4mm

SuperTech Dual Valve Spring Kit for Opel / Vauxhall C20XE (80 lbs at 33.50 mm)

SuperTech Dual Valve Spring Kit for Toyota Supra 2JZ (118 lbs @ 33.65mm)

SuperTech Dual Valve Spring Kit for VW 2.0 / 1.8l 16v (82lbs@31.7mm)

SuperTech dual valve spring kit for Honda Integra LS B18A/B (77 lbs at 34.5 mm)

SuperTech Dual Valve Spring Kit for Mazda Miata / MX-5 1.8 (63 lbs at 34.2mm)

SuperTech Dual Valve Spring Kit for Honda k24Z7 80lbs@36.4mm

SuperTech Dual Valve Spring Kit for Honda NSX / C30 (67 lbs at 36.4 mm)

Beehive Valve Springs SuperTech, Hyundai 2.0L Turbo Theta L4 (58 lbs at 34.5 mm)

SuperTech Beehive Valve Spring Kit for Honda S2000 / F20 / Honda Civic Integra / K20A2 (90 lbs @ 37.3mm)

SuperTech Dual Valve Spring Kit for Honda B16 / B18C 100 lbs at 33.5mm SPR-H200DR + RET-K20A2/T2 (Titanium Retainer) DRAG RACE ONLY

SuperTech Individual Valve Spring Kit for Toyota Supra 2JZ (60 lbs at 33.65mm)

Supertech Dual Valve Spring Kit for Opel / Vauxhall Z20LET (64 lbs at 35.10 mm)

SuperTech Dual Valve Springs for Honda S2000 / F20 / Honda Civic Integra / K20A2 (80 lbs @ 40.4mm)

SuperTech Dual Valve Spring Kit for Honda B16 / B18C (85 lbs at 33.5mm) (Titanium Retainer)

SuperTech Dual Valve Spring Kit for Nissan RB26 DET (82lbs@40.7mm)

SuperTech single valve spring kit for Nissan TB48 (88lbs@38.5mm)

SuperTech Dual Valve Springs, Honda B16 / B18C (85 lbs at 33.5mm) (Aluminum Retainer + Keepers)

SuperTech Valve Springs, VW / AUDI 4.2T 40v V8 (intake 54 lbs@36.6mm) (exhaust 75 lbs@33.7mm)

SuperTech dual valve spring kit for GM ECOTEC 2.0l (75 lbs at 33.9mm)