Milltek Sport Large-Bore Downpipe VW Up! GTI 1.0TSI Catalytic converter:Catalytic converter removal intake air temperatures are kept

intake air temperatures are kept steady with the ducts which seal to the filter housings

Built-in House

So GFB's DV+ solves this problem by replacing only the valve parts with an anodised billet aluminium body fitted with a brass piston machined to high tolerances

Note: For the Seat Leon Cupra

Seat Leon 1M / 1M Cupra 1

Milltek Sport Large-Bore Downpipe VW Up! GTI 1.0TSI Catalytic converter:Catalytic converter removal intake air temperatures are keptMilltek Sport Large Bore Downpipes are perfect when you want to improve both performance and sound. These downpipes are made with a larger diameter than standard OEM parts, which means there is significantly more space for more gas to exit and flow through the engine, increasing efficiency. Used with a Catalyst Bypass Pipe, you can expect a significant power gain without any restriction of gas flow caused by a catalytic converter. Or you can choose