2005–2014 Nissan Frontier 4.0L Katalysator-Set 17171 17172 18219 18218 Generisch

The best thing that I ever did was to buy from Jcarparts. Other shops that I went too were giving me an estimate of close to $400. Another shop wanted $472 and this is to cut the old part and weld a new one. Here didn't have to do neither cause it was one whole piece. So to you I say thank you. You saved me a lot. Going forward I will use this site for any other car parts that I will need.

It really helps in reducing emissions, and I've noticed that my vehicle runs more efficiently.

the parts worked great, my van has more power now. The service support was helpful, actually traded emails with a real helpful human when the order was delayed. Just pay close attention to the part numbers in each kit. I accidentally ordered some of the same parts twice as two different kits had some parts in common. Good luck!

I used these catalytic converters to replace the old ones on my vehicle, and they've worked out really well. They've helped in reducing emissions and improving overall engine performance.

Thank you for quick and safe delivery.