Are you still running the factory catalytic converter in your Nissan? Maybe you’ve gutted the cat? Get better performance and an improved exhaust note by fitting our ‘de-cat’ pipe!

Replace your factory cat or hollowed cat with this full stainless 3″ diameter TIG welded performance de-cat pipe by Kaizen Works Ltd.

Bolts into most Nissans E.G R32, R33, R34 Skylines, S13, S14, S15 Silvia etc.

Its 314mm total length if you want to check against your cat.

These will perform and sound better than a factory cat or hollowed cat!

Easy to install and look great!

Even better get approx half the purchase price back when you recycle your factory cat!

Also available in mild steel

NZ made.


$71.20incl – Stainless o2 boss install and o2 plug (mild steel plug)

$16.67incl – 2x new gaskets


$4.50 within Wellington

$6.50 rest of New Zealand