The Kuluin Mufflers 4WD systems are Australian made 409 Stainless Steel 
Hi flow cat converter
muffler is optional
 
This product comes with a 2 year warranty. 
This is a complete kit with everything you need to install, includes a piro mounting point. 
 
Prado, Navara D22 3Litre and 2.5 Litre, Navara D40, Holden Colorado, Nissan Patrol 4.2L, 3L, 2.8L,