Welcome to pro-jay.com. Formerly known as Jay-Tech. We invite you to browse through our store and shop with confidence. We invite you to create an account with us if you like, or shop as a guest. Either way, your shopping cart will be active until you leave the store.

 Hablamos Espanol.

Customer Service 1-856-213-6351  /  7:00am to 5:00pm  Monday to Friday Eastern Time

After Hours  1-856-297-8234  /  5:00pm to 8:00pm  Monday to Friday Eastern Time

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    HONDA K20 ITB 62MM MAZDA EFI LOWER COSMO SEMI INTAKE MANIFOLD MAZDA EFI LOWER TWIN TURBO SEMI INTAKE MANIFOLD MAZDA TWIN TURBO SEMI / HURRICANE EFI BUNDLE
    HONDA K20 ITB 62MMMAZDA EFI LOWER COSMO SEMI INTAKE MANIFOLDMAZDA EFI LOWER TWIN TURBO SEMI INTAKE MANIFOLDMAZDA TWIN TURBO SEMI / HURRICANE EFI BUNDLE

    $2,300.00

    $900.00

    $900.00

    $1,800.00

    $1,350.00

    MAZDA COSMO SEMI / HURRICANE EFI BUNDLE JAY-TECH TWIN TURBO SEMI INTAKE MANIFOLD INTAKE MANIFOLD / 4 BARREL THROTTLE / PLENUM HAT 8 INJECTOR X 80mm MTBA
    MAZDA COSMO SEMI / HURRICANE EFI BUNDLEJAY-TECH TWIN TURBO SEMI INTAKE MANIFOLDINTAKE MANIFOLD / 4 BARREL THROTTLE / PLENUM HAT8 INJECTOR X 80mm MTBA

    $1,800.00

    $1,400.00

    $500.00

    $490.00

    $1,440.00

    $1,200.00

    $500.00

    $425.00

    INTAKE MANIFOLD / MUSTANG THROTTLE BODY ADAPTER 8 INJECTOR / 1360 CFM. HIGH BOOST THROTTLE BODY 8 INJECTORS / 1500 CFM. SUPER DUTY THROTTLE BODY Billet Aluminum / Bosch Style / Dummy Injector
    INTAKE MANIFOLD / MUSTANG THROTTLE BODY ADAPTER8 INJECTOR / 1360 CFM. HIGH BOOST THROTTLE BODY 8 INJECTORS / 1500 CFM. SUPER DUTY THROTTLE BODYBillet Aluminum / Bosch Style / Dummy Injector

    $1,000.00

    $850.00

    $800.00

    $675.00

    $800.00

    $725.00

    $22.00

    $16.50

    Billet Aluminum / Bosch Style / Dummy Injector 1992-DOWN / WATER PUMP REMOVAL FLANGE ADAPTER PLATE 1993-UP / WATER PUMP REMOVAL FLANGE ADAPTER PLATE NEW PRO-JAY ROTOR OIL CAP
    Billet Aluminum / Bosch Style / Dummy Injector1992-DOWN / WATER PUMP REMOVAL FLANGE ADAPTER PLATE 1993-UP / WATER PUMP REMOVAL FLANGE ADAPTER PLATE NEW PRO-JAY ROTOR OIL CAP

    $15.00

    $12.50

    $85.00

    $68.00

    $95.00

    $76.00

    $55.55

    $35.00

    NEW PRO-JAY ROTOR OIL CAP WITH 1/2-14 NPT PORT NEW PRO-JAY ROTOR OIL CAP WITH 3/4-14 NPT PORT NEW PRO-JAY VACUUM BLOCK WITH 8 PORTS OIL STEEL NECK AND OIL CAP REMOVAL / HEX STYLE
    NEW PRO-JAY ROTOR OIL CAP WITH 1/2-14 NPT PORTNEW PRO-JAY ROTOR OIL CAP WITH 3/4-14 NPT PORTNEW PRO-JAY VACUUM BLOCK WITH 8 PORTSOIL STEEL NECK AND OIL CAP REMOVAL / HEX STYLE

    $55.55

    $35.00

    $55.55

    $35.00

    $75.00

    $60.00

    $42.00

    $32.50

    OIL STEEL NECK AND OIL CAP REMOVAL FLANGE / ROTOR THERMOSTAT REMOVAL / HEX STYLE / WATER FLANGE ADAPTER PLATE THERMOSTAT REMOVAL / ROTOR STYLE / WATER FLANGE ADAPTER PLATE V-Band Clamp Ring / Aluminum
    OIL STEEL NECK AND OIL CAP REMOVAL FLANGE / ROTORTHERMOSTAT REMOVAL / HEX STYLE / WATER FLANGE ADAPTER PLATE THERMOSTAT REMOVAL / ROTOR STYLE / WATER FLANGE ADAPTER PLATE V-Band Clamp Ring / Aluminum

    $42.00

    $32.50

    $70.00

    $55.00

    $70.00

    $55.00

    $22.50

    V-Band Clamp / 304 Stainless Steel
    V-Band Clamp / 304 Stainless Steel

    $15.00