Request a catalogue

Available Catalogues

I'm interested in:
  • Motorsport
  • Motorcycle
  • Performance
  • Tools and Workshop

Brand

  1. A H Fabrications (7)
  2. ABA (2)
  3. Acousta-Fil (2)
  4. AEM Electronics (14)
  5. Aeromotive (13)
  6. Aeroquip (10)
  7. Airtec (33)
  8. Aldon Automotive (27)
  9. Allstar Performance (2)
  10. Alpha (2)
  11. AP Racing (1)
  12. APR (2)
  13. ARP (14)
  14. Ashley Competition Exhausts (50)
  15. AT Power (17)
  16. ATL (49)
  17. Autogem (3)
  18. Automec (1)
  19. Automotive Plumbing Solutions (98)
  20. Bike-It (1)
  21. BMC (21)
  22. Canton (19)
  23. Cometic (1)
  24. COOL IT Thermo-Tec (9)
  25. Cosworth (6)
  26. CSF Radiators (56)
  27. Custom Chrome Racing (12)
  28. Davies Craig (38)
  29. Decibel Slayer (1)
  30. Demon Tweeks (12)
  31. Design Engineering (12)
  32. Elta (1)
  33. Facet (11)
  34. Forge (110)
  35. Fuelab (33)
  36. Garrett (64)
  37. GFB (13)
  38. Goodridge (90)
  39. Green Filters (169)
  40. GRP4 Fabrications (3)
  41. Gulf (6)
  42. Haltech (60)
  43. Hardrace (36)
  44. Hi (9)
  45. HKS (8)
  46. Holley (9)
  47. Hydraflow (1)
  48. Hylomar (2)
  49. Innovate Motorsports (2)
  50. ITG (355)
  51. Jetex (20)
  52. Jiffy-tite (1)
  53. Jubilee (1)
  54. K&N Filters (644)
  55. Krontec (8)
  56. Link Engine Management (50)
  57. LMA (15)
  58. Lumenition (30)
  59. Magnecor (245)
  60. Malpassi (14)
  61. Mann+Hummel (1)
  62. Micro Dynamics (3)
  63. Mikalor (1)
  64. Milltek (8)
  65. Mishimoto (136)
  66. Mocal (115)
  67. Moquip (13)
  68. Moroso (1)
  69. MSD Ignition (24)
  70. Murray (1)
  71. NGK (1)
  72. OBP (22)
  73. Pertronix (2)
  74. Piper Cams (59)
  75. Pipercross (268)
  76. Pitking Products (5)
  77. Powerflex (67)
  78. Protec Fuel Systems (46)
  79. R Racing (8)
  80. Racetech (1)
  81. Radium Engineering (116)
  82. Radius (1)
  83. Radtec (20)
  84. RamAir (27)
  85. Redback (2)
  86. Reverie (8)
  87. Revo (14)
  88. Revotec (97)
  89. RFX (1)
  90. Rotrex (35)
  91. Samco (182)
  92. Sealey (5)
  93. Seals-It (1)
  94. Setrab (3)
  95. Simoniz (1)
  96. Spal (4)
  97. Stant MotoRad (3)
  98. Sunoco (14)
  99. Supertrapp (1)
  100. Susa (13)
  101. Sytec (44)
  102. T Clamp (2)
  103. Ti Automotive (41)
  104. Turbosmart (21)
  105. VDO (2)
  106. VHT (2)
  107. Vibra Technics (238)
  108. VP Racing (12)
  109. Wagner Tuning (39)
  110. Warrior (1)
  111. Webcon (113)
  112. Weber (45)
  113. Whiteline (2)
  114. Wolverine Heaters (3)
Show Less

Bore Size

  1. 10mm (2)
  2. 12mm (1)
  3. 38mm (2)
  4. 45mm (2)
  5. 51mm (3)
  6. 57mm (4)
  7. 63mm (2)
  8. 6mm (6)
  9. 8mm (1)
Show Less

Colour

  1. Black (206)
  2. Blue (274)
  3. Brown (5)
  4. Clear (2)
  5. Cream (3)
  6. Gold (34)
  7. Green (10)
  8. Grey (7)
  9. Orange (3)
  10. Purple (17)
  11. Red (86)
  12. Silver (122)
  13. White (9)
  14. Yellow (4)
Show Less

Price

¥35 ¥1187760

Brand

Showing All

Bore Size

Showing All

Colour

Showing All

Promo Badge

Showing All

Price

Showing All

Engine Parts

Showing 24 of 4440 items
Filter
Free Gift
Spal High Performance Electric Fans
From JP¥14,592.00 Ex VAT From JP¥14,592.00 INC VAT
Revotec High Power Cooling Fans
From JP¥19,302.00 Ex VAT From JP¥19,302.00 INC VAT
Facet Interrupter Electronic Fuel Pump Kit
From JP¥22,932.00 Ex VAT From JP¥22,932.00 INC VAT
Wolverine Heaters Engine Oil Pre Heater
From JP¥15,960.00 Ex VAT From JP¥15,960.00 INC VAT
Design Engineering Titanium Exhaust Wrap
From JP¥3,285.00 Ex VAT From JP¥3,285.00 INC VAT
Jiffy-tite Quick Connect Dry Break Fittings
From JP¥3,504.00 Ex VAT From JP¥3,504.00 INC VAT
Revotec Slimline Cooling Fans
From JP¥17,217.00 Ex VAT From JP¥17,217.00 INC VAT
Setrab ProLine Engine/Transmission Oil Coolers
From JP¥12,117.00 Ex VAT From JP¥12,117.00 INC VAT
ATL Saver Cell
From JP¥113,509.00 Ex VAT From JP¥113,509.00 INC VAT
AEM Electronics Water/Methanol Injection Kit
JP¥90,513.00 Ex VAT JP¥90,513.00 INC VAT
Jetex Exhaust Bend
From JP¥1,421.00 Ex VAT From JP¥1,421.00 INC VAT
Jetex Straight Exhaust Tubing
From JP¥1,421.00 Ex VAT From JP¥1,421.00 INC VAT
RamAir ProRam Universal Rubber Neck Cone Air Filter
From JP¥7,197.00 Ex VAT From JP¥7,197.00 INC VAT
Holley External Electric Fuel Pump
From JP¥38,557.00 Ex VAT From JP¥38,557.00 INC VAT
Mocal Oil Coolers
From JP¥12,332.00 Ex VAT From JP¥12,332.00 INC VAT
Davies Craig EWP150 Alloy Water Pump & Digital Controller Combo
From JP¥49,441.00 Ex VAT From JP¥49,441.00 INC VAT
K&N Filters Universal Round Tapered Air Filter
From JP¥6,809.00 Ex VAT From JP¥6,809.00 INC VAT
+ 1
Mocal Alloy Oil Catch Tank
From JP¥20,801.00 Ex VAT From JP¥20,801.00 INC VAT
NGK Racing Competition Spark Plugs
From JP¥645.00 Ex VAT From JP¥645.00 INC VAT
Vibra Technics Uprated Right Hand Engine Mount - Performance
JP¥24,269.00 Ex VAT JP¥24,269.00 INC VAT
Acousta-Fil Exhaust Silencer Packing
From JP¥2,666.00 Ex VAT From JP¥2,666.00 INC VAT
Facet Interrupter Electronic Fuel Pump
From JP¥20,188.00 Ex VAT From JP¥20,188.00 INC VAT
Showing 24 of 4440 items
Filter

The engine is the heart of your competition car, but is yours performing to its potential? Here at Demon Tweeks, we offer a wide range of high quality products to help boost your engines performance, allowing your engine to meet the high demands of the motorsport environment.

Optimise both air and fuel intake systems to improve flow into the engine with a high flow induction kit or fuel pump, or switch up your standard air filters to high performance K&N Filters for an immediate improvements. Get to work on improving the cooling capabilities with an electric water pump, Mishimoto radiator or an oil cooler; or update the onboard electrics with a motorsport ignition system or fully programmable ECU from AEM. If you are looking for more power, we offer motorsport camshaft kits from Piper Cams, throttle body upgrades and turbo tuning options to give your engine a boost in performance. Or if you need to improve the flow through the engine, we also list a range of exhaust components to maximise efficiency.

So, whether your engine requires improved power output, reliability or tuning capabilities, or you need a new Vibra Technics engine mount, you are sure to find what you are looking for here at Demon Tweeks.