nissan_ecu_board

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

£279.98

  • Ecu Type:*
  • Gearbox:*

Product details & specifications

 

The stage 3a ECU upgrade chip is designed to optimise the fuelling and ignition for an S14 with the following modifications:

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)

Benefits of using this ECU upgrade chip include:

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

 

23_1

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. 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

s14 type ecu

Here is a picture of an S14a type ECU – notice the 2 blue tabs either side of the central bolt:

s14a type ecu