1.8T Engine Tuning Guides
Tuning guide for 1.8T AGU engines with 150 hp
Maximum power for Golf 4 and A3 with engine code AGU
Regardless of statutory warranty claims, we offer a voluntary three-year warranty on our BAR-TEK® products and Turbo-Total brand performance turbochargers. This warranty covers defects in materials and workmanship. The statutory rights of the consumer ("warranty holder") remain unaffected by this warranty.
The warranty takes effect from the date of purchase.
The warranty is void in the event of improper use and, in particular, in the following cases:
Our racing engines are excluded from the three-year warranty.
In the event of a warranty claim, we have the right to either replace or repair the defective part. Claims beyond repair are not accepted. Claims by the warranty holder due to intentional or grossly negligent conduct on our part, our agents, or legal representatives, as well as claims for injury to life, body, or health, remain unaffected.
The warranty applies exclusively to the original purchaser. In particular, it does not apply in the case of resale or gifting.
Here you can download the warranty terms and conditions.
Regardless of statutory warranty claims, we offer a voluntary three-year warranty on our BAR-TEK® products and Turbo-Total brand performance turbochargers. This warranty covers defects in materials and workmanship. The statutory rights of the consumer ("warranty holder") remain unaffected by this warranty.
The warranty takes effect from the date of purchase.
The warranty is void in the event of improper use and, in particular, in the following cases:
Our racing engines are excluded from the three-year warranty.
In the event of a warranty claim, we have the right to either replace or repair the defective part. Claims beyond repair are not accepted. Claims by the warranty holder due to intentional or grossly negligent conduct on our part, our agents, or legal representatives, as well as claims for injury to life, body, or health, remain unaffected.
The warranty applies exclusively to the original purchaser. In particular, it does not apply in the case of resale or gifting.
Here you can download the warranty terms and conditions.
Our newest intercooler suitable for all 1.8T models up to 200 HP.
With our new charge air cooler, you will hear a new level in engine tuning. Because this LLK differentiates your engine with perfect download-cooled air.
This means the following:
Cooler air means increased air density. So more performance and durability. Optimal cooling of the charged air.
Is simply switched against the serial intercooler.
Features:
Average rating of 4.33 out of 5 stars
3 reviews
7 May 2026 17:21
Review with rating of 5 out of 5 stars
no comment
no comment
15 January 2026 17:39
Review with rating of 5 out of 5 stars
no comment
no comment
30 November 2021 00:00
Review with rating of 3 out of 5 stars
Leider nicht erhalten da Liferprobleme b
Leider nicht erhalten da Liferprobleme beim Hersteller
1.8T Engine Tuning Guides
Maximum power for Golf 4 and A3 with engine code AGU
1.8T Engine Tuning Guides
From 180 hp up to 666 hp with your 1.8T engine!
1.8T Engine Tuning Guides
More driving fun with your Audi A4 - up to 666 hp!
1.8T Engine Tuning Guides
Pro guide for up to 666 hp power!
ECU and Engine Tuning
BAR-TEK®
BAR-TEK Motorsport GmbH
Im Rauschen Auel 3, 51491 Overath-Brombach, Germany
Our newest intercooler suitable for all 1.8T models up to 200 HP.
With our new charge air cooler, you will hear a new level in engine tuning. Because this LLK differentiates your engine with perfect download-cooled air.
This means the following:
Cooler air means increased air density. So more performance and durability. Optimal cooling of the charged air.
Is simply switched against the serial intercooler.
Features:
Average rating of 4.33 out of 5 stars
3 reviews
7 May 2026 17:21
Review with rating of 5 out of 5 stars
no comment
no comment
15 January 2026 17:39
Review with rating of 5 out of 5 stars
no comment
no comment
30 November 2021 00:00
Review with rating of 3 out of 5 stars
Leider nicht erhalten da Liferprobleme b
Leider nicht erhalten da Liferprobleme beim Hersteller
1.8T Engine Tuning Guides
Maximum power for Golf 4 and A3 with engine code AGU
1.8T Engine Tuning Guides
From 180 hp up to 666 hp with your 1.8T engine!
1.8T Engine Tuning Guides
More driving fun with your Audi A4 - up to 666 hp!
1.8T Engine Tuning Guides
Pro guide for up to 666 hp power!
ECU and Engine Tuning
BAR-TEK®
BAR-TEK Motorsport GmbH
Im Rauschen Auel 3, 51491 Overath-Brombach, Germany