Volkswagen Golf Mk4 GTI 1.8T

1998 to 2004

1. Large Bore Downpipe and Hi-Flow Sports Cat - For fitment to the OE Cat Back system only and requires a Stage 2 ECU remap

Part Description	Tailpipe Style


· Large-bore downpipe and hi-flow sports catalyst
· Adapter to OE Cat Back System

Pipe Diameter: 76.20mm (3.00")

2. Large Bore Downpipe and Hi-Flow Sports Cat - Must be fitted with the Milltek Sport cat-back system and requires a Stage 2 ECU remap

Part Description	Tailpipe Style


· Large-bore downpipe and hi-flow sports catalyst

Pipe Diameter: 76.20mm (3.00")

3. Cat-back - Non-resonated. May require 4-Motion rear valance (part number 1J6807521C) from your VW dealer

Part Description	Tailpipe Style


· Front Silencer Replacement Pipe
· Axle Pipe
· Rear Silencer	Twin 80mm GT80

Pipe Diameter: 63.50mm (2.50")

4. Cat-back - Resonated

Part Description	Tailpipe Style


· Front Silencer
· Axle Pipe
· Rear Silencer	Twin 50.8mm Discrete

Pipe Diameter: 63.50mm (2.50")

5. Cat-back - Resonated. May require 4-Motion rear valance (part number 1J6807521C) from your VW dealer

Part Description	Tailpipe Style


· Front Silencer
· Axle Pipe
· Rear Silencer	Twin 80mm GT80

Pipe Diameter: 63.50mm (2.50")

6. Cat-back - Resonated. R32-style system. Requires R32 rear bumper. This system is designed as styling enhancement, the Milltek system exiting in the original position will offer greater power improvements.

Part Description	Tailpipe Style


· Front Silencer
· Axle Pipe
· Rear Silencer and LH Tailpipe	100mm GT100
· Connecting Pipe for RH Tailpipe
· RH Tailpipe	100mm GT100