![Downpipe / Sports Cat [Mk4 Focus ST] fitted-pumast UR is ideal for Mk4](https://cdn.shopify.com/s/files/1/0367/2621/products/2743-DPSC-AAb.png?v=1623685735)
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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
UR is ideal for Mk4 Focus owners who seek premium quality and lasting protection
The mountune roll restrictor for the Puma ST and latest face-lifted Mk8
Engineered from SUS 301 chromium-nickel stainless steel with welded Integrated Compression Ring layer
The superior quality and durability of the mountune dipstick makes it a logical upgrade from the factory OEM plastic unit
the mountune GPF-back system improves vehicle performance
Downpipe / Sports Cat [Mk4 Focus ST] fitted-pumast UR is ideal for Mk4The mountune Downpipe Sports Cat has been engineered for the Mk4 Focus ST to reduce exhaust back pressure at the turbocharger, allowing faster response and additional power. Featuring a large diameter motorsport style, 200 cell count metal substrate honeycomb catalyst, to ensure effective, ultra high flow performance, the mountune downpipe sports cat is also constructed of 3 AISI 304 stainless steel mandrel bent tubing with TIG welded joins throughout
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