Volkswagen logoVolkswagen 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
 
Pipe Diameter: 63.50mm (2.50")