TV4 21 RACE SR EXVALVE

Best performance for Aprilia Tuono V4 1100 E5 (version EU, USA, 78Kw), model year 2021, with UpMap, GRT map for stock bike.

EXHAUST SYSTEM:

Aftermarket slipon exhaust without Kat but WITH exhaust valve.

ADDITIONAL SPECIFIC:

- Custom performance map based on Aprilia “RACE MAP”, specifically developed on race dekat slipons  with exhaust valve (works on modified stock exhaust as well).

- Racing air filter installation allowed.

- Lambda probes, tank vent and PAIR systems are disabled and you are allowed to remove them with no alarms. 

- Tail light disconnect alarm is also disabled, but in order to fit a race bodywork you still need to install an headlight emulator, sold by ASpecialParts.

- Map is patched to solve the instable idle issue.

- Exhaust valve logic altered to be closed at idle, and progressively open when moving.

- Cooling fan activation temperature reduced by 5C: it helps keeping average motor temperature down while commuting.

- EU map: direction indicators in headlight (eyebrows)

- General rideability improvement, perfectioned fueling and ignition timing.

- Typical gain of 2-3 hp's over oem race map on the whole power plot.

- Reduced cooling fans activation temperature

Retain the different engine and engine brake maps present in stock bike

INFO E-COMMERCE

Thanks to your new UpMap device the first calibration is free use the GRTMAP^(*) coupon.

^{(*) The coupon can be used only once for each device.}