S14/S14a Stage 3a ECU upgrade chip (340-360bhp)

• Free flow air filter
• Free flow exhaust
• Tubular manifold
• Uprated fuel pump
• Boost controller to acheive 17-20psi /  1.2-1.4 bar boost pressure 
• Front mount intercooler
• Nismo 555cc injectors (Nismo injectors are essential - other brands will not work correctly)
• Z32 AFM
• GT2871R turbo, 52 trim
• Super unleaded fuel (>97 RON)

• Fuel cut removal
• 155mph speed limit removal
• Smoother power delivery
• Increased fuel economy when cruising
• Can be remapped in the future for almost any specification at great prices - see here for more info

Below is a graph showing a power run on an S14a with the modifications listed above

The peak power measured here was 347.6bhp and a 359ft/lb of torque. Obviously results will vary depending on engine condition, rolling road, air temperature and so on.

Please ensure you select the correct type of ECU for your car when ordering. Some S14 cars have S14a ECUs, click here to check. Also, there are two different types of S14 ECU: 23710 74F0x (in the UK) and 23710 75F0x (for Europe)

We strongly advise that we carry out the fitting of this product