Selected car
Audi A4 (B9) 45 TFSI
1984 ccm - 180 kW (245 HK) - 370 Nm
Depending on which engine you have in your vehicle, you have different chip tuning options. You have 2 options for your Audi A4 (B9) 45 TFSI. Please verify that you have selected the correct engine from the car list. These are the alternatives for 45 TFSI with 245 HP. The product images are illustrative and colors may vary from actual product.
Choose chip type. The price includes customs, taxes and fees, no surprises!
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Alternative 1

Ultimate SENT
Special chip and software for cars with SENT technology.
GBP £399,-

Effect with chip
318 HP ( +30%)
318 HP ( +30%)
Torque with chip
478 Nm ( +29%)
478 Nm ( +29%)
Alternative 2

RXT Ultimate SENT
Set of both Ultimate SENT and RXT Power Booster. Maximum effect and fuel savings controlled from your drivers seat.
GBP £469,-

Effect with chip
323 HP ( +32%)
323 HP ( +32%)
Torque with chip
485 Nm ( +31%)
485 Nm ( +31%)
Product comparison
Ultimate SENT![]() ![]() ![]() i ![]() i ![]() i ![]() i ![]() i ![]() ![]() ![]() ![]() i | RXT Ultimate SENT![]() ![]() ![]() i ![]() i ![]() i ![]() i ![]() i ![]() i ![]() ![]() ![]() ![]() i |
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