do88 BigPack VW Polo GTI (AW)/Audi A1 40TFSI (GB)
The do88 BigPack is the ultimate performance intercooler kit for the VW Polo GTI (AW) and Audi A1 40TFSI (GB). This upgrade is designed for enthusiasts aiming for higher horsepower and improved engine performance.
What’s Included in the BigPack
This BigPack features:
- do88 performance intercooler
- High-flow pressure pipe kit
Key Benefits of the do88 BigPack
Upgrading to the do88 intercooler kit provides significant performance enhancements:
- Increased Core Volume: 8490 cm3 compared to 6376 cm3 – that’s 33% larger!
- Larger Cooling Area: 1198 cm2 versus 797 cm2 – 50% more active cooling space.
- Improved Air Flow: 253 CFM (compared to 224 CFM) at 0.15 bar/2.18 psi pressure drop, offering a 13% boost in airflow.
- One methanol injection connection (1/8 -27 NPT) on the pipe, with a blanking plug included.
Performance Intercooler Features
The do88 intercooler boasts:
- All-aluminium construction for durability and effective cooling.
- Optimised core design and CAD-designed end tanks to ensure efficient airflow with minimal pressure drop.
High-Quality Pipe Kit
The pressure pipes are made from seamless aluminium and feature:
- 2.5” mandrel bent design for enhanced airflow.
- Custom silicone hoses, reinforced with four layers of polyester/aramid to withstand high temperatures and pressures.
Fitment Information
This intercooler kit fits the following models:
- VW Polo GTI (AW) – Model years: 2017-2021
- Audi A1 40TFSI (GB) – Model years: 2019-2021
For precise fitment, please use the vehicle lookup feature on our site or check the “Vehicle Fitment” tab for further details.
Installation Details
The do88 intercooler comes with everything needed for a straightforward installation, including bolts, washers, and comprehensive instructions.
OE Reference Numbers
This intercooler replaces:
- 2Q0145805A
- 2Q0145805B






