Supertech NZ | Head Components | NZ Performance

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302 products

Supertech is an American company founded in 1999 and we stock 302 products in this range. Head components account for 198 lines, taking in intake and exhaust valves in stainless and Inconel, valve stem seal kits, springs, retainers and guides for Nissan, Toyota, Subaru, Honda and Volkswagen engines. Prices sit from $14.27 to $1,951.73 as at 7 September 2026.

Supertech Nissan RB20 / RB25 / RB26 / VQ35DET / VQ37VHR / VR38DETT Exhaust Valve Stem Seal Kit, exhaust valves - VS-N6E-12

Supertech Nissan RB20 / RB25 / VQ35DE / VQ37VHR / VR38DETT Exhaust Valve Stem Seal Kit - VS-N6E-12

$28.92

Supertech Nissan RB20 / RB25 / RB26 / VQ35DET / VQ37VHR / VR38DETT Intake Valve Stem Seal Kit, intake valves - VS-N6I-12

Supertech Nissan RB20 / RB25 / RB26 / VQ35DET / VQ37VHR / VR38DETT Intake Valve Stem Seal Kit - VS-N6I-12

$21.34

Supertech Nissan CA18 / SR20 / KA24 Intake Valve Stem Seal Kit, intake valves - VS-N6I-8

Supertech Nissan CA18 / SR20 / KA24 Intake Valve Stem Seal Kit - VS-N6I-8

$14.27

Supertech Nissan SR20DET / KA24 Exhaust Valve Stem Seal Kit, exhaust valves - VS-N7E-8

Supertech Nissan SR20DET / KA24 Exhaust Valve Stem Seal Kit - VS-N7E-8

$20.53

Supertech B6 / BP, EJ20 Turbo, 3SGTE, 4AGE 16V Exhaust Valve Stem Seals (SET OF 8) VS-TS6E-8

Supertech B6 / BP, EJ20 Turbo, 3SGTE, 4AGE 16V Exhaust Valve Stem Seals (SET OF 8) VS-TS6E-8

$19.19

Supertech B6 / BP, EJ20 Turbo, 3SGTE, 4AGE 16V Intake Valve Stem Seals (SET OF 8) VS-TS6I-8

Supertech B6 / BP, EJ20 Turbo, 3SGTE, 4AGE 16V Intake Valve Stem Seals (SET OF 8) VS-TS6I-8

$14.27

Supertech Nissan SR20VE P12 Exhaust Valve Stem Seal Kit, exhaust valves - VS-N5.5E-8

Supertech Nissan SR20DE/CA18DET Exhaust Valve Stem Seal Kit - VS-N6E-8

$19.19

Supertech Stainless Steel Black Nitride Intake Valves for a Nissan SR20 VE P11 DOHC (SET OF 8) - NIVN-1005-VE-8

Supertech Stainless Steel Black Nitride Intake Valves for a Nissan SR20 VE P11 DOHC (SET OF 8) - NIVN-1005-VE-8

$408.66

Supertech Inconel Exhaust Valves for a Nissan SR20 VE P11 DOHC (SET OF 8) - NEVI-1004-VE-8

Supertech Inconel Exhaust Valves for a Nissan SR20 VE P11 DOHC (SET OF 8) - NEVI-1004-VE-8

$682.44

Supertech Stainless Steel Black Nitride Intake Valves for a Toyota 4AGE 16V - TIVN-1019-8

Supertech Stainless Steel Black Nitride Intake Valves for a Toyota 4AGE 16V - TIVN-1019-8

$400.39

Supertech Nissan RB25DET Exhaust Valve +1mm Inconel (SET OF 12), exhaust valves - NEVI-1052-12

Supertech Nissan RB25DET Exhaust Valve +1mm Inconel (SET OF 12) NEVI-1052-12

$877.67

Supertech Nissan RB25DET Intake Valve +1mm SS/ Blk. Nitrided (SET OF 12), intake valves - NIVN-1052-12

Supertech Nissan RB25DET Intake Valve +1mm SS/ Blk. Nitrided (SET OF 12) NIVN-1052-12

$690.14

Supertech VW 2.0 lts TFSI 16V Exhaust Valve std size INCONEL (SET OF 8), exhaust valves, Audi - VWEVI-1002S-8

Supertech VW 2.0 lts TFSI 16V Exhaust Valve std size INCONEL (SET OF 8) VWEVI-1002S-8

$678.43

Supertech Mazda/Duratech 2.3 Stainless Steel Black Nitride Intake Valves - MAIVN-2301D-8

Supertech Mazda/Duratech 2.3 Stainless Steel Black Nitride Intake Valves - MAIVN-2301D-8

$453.31

Supertech Exhaust Valve Stem Seals for a Audi 1.8T (Set of 8), exhaust valves - VS-VBM6E-8

Supertech Exhaust Valve Stem Seals for a Audi 1.8T (Set of 8) - VS-VBM6E-8

$20.55

Supertech Intake Valve Stem Seals for a Audi 1.8T (Set of 12), intake valves - VS-VBM6I-12

Supertech Intake Valve Stem Seals for a Audi 1.8T (Set of 12) - VS-VBM6I-12

$21.35

Supertech Exhaust and Intake Valve Guides for a Audi 1.8T (Sold Individually) - GDE-AU18T

Supertech Exhaust and Intake Valve Guides for a Audi 1.8T (Sold Individually) - GDE-AU18T

$19.00

Supertech Nissan SR20VE P12 Exhaust Valve Stem Seal Kit, exhaust valves - VS-N5.5E-8

Supertech Nissan SR20VE P12 Exhaust Valve Stem Seal Kit - VS-N5.5E-8

$21.78

Supertech Valve Locks, valves, Audi - KPR-6S-7-32

Supertech Valve Locks - KPR-6S-7-32

$163.84

Supertech AudiVW 1.82.7T 5V Exhaust Valve SS Blk. Nitridedstk size (SET OF 8), exhaust valves - AEVN-1103-8

Supertech AudiVW 1.82.7T 5V Exhaust Valve SS Blk. Nitridedstk size (SET OF 8) AEVN-1103-8

$441.32

1JZ-GTE Supertech Toyota Supra 1JZ Intake Valve +1mm INCONEL (SET OF 12), intake valves - TIVN-1009-12

Supertech Toyota Supra 1JZ Intake Valve +1mm INCONEL (SET OF 12) TIVN-1009-12

$581.15

Supertech Mazda Miata 18Lts Intake Valve SS/ Blk.Nitrided +0.6mm longer/+1mm (SET OF 8), intake valves - MAIVN-1206-8

Supertech Mazda Miata 18Lts Intake Valve SS/ Blk.Nitrided +0.6mm longer/+1mm (SET OF 8) MAIVN-1206-8

$427.14

Supertech Mazda Miata 1.8Lts. Exhaust Valve +1mm INCONEL +0.6mm longer (SET OF 8), exhaust valves - MAEVI-1206-8

Supertech Mazda Miata 1.8Lts. Exhaust Valve +1mm INCONEL +0.6mm longer (SET OF 8) MAEVI-1206-8

$660.26

Supertech AudiVW 1.82.7T 5V Exhaust Valve INCONEL stk size (SET OF 8), exhaust valves - AEVI-1103-8

Supertech AudiVW 1.82.7T 5V Exhaust Valve INCONEL stk size (SET OF 8) AEVI-1103-8

$687.95