52026-08-23

This kit works extremely well as a direct‑fit replacement. The pipes line up cleanly, the welds look solid and the included hardware makes installation straightforward. Once mounted, the system seals tightly and the engine runs smoothly without any rattles or exhaust leaks. The build quality stands out. The materials feel durable, the bends are precise and the overall assembly has a sturdy feel that inspires confidence. The gasket and clamps fit properly, making the job easier for anyone doing their own repair. The value is excellent. Getting a complete converter kit with reliable fitment and quality components at this price makes it a smart buy for restoring proper exhaust performance. Overall, this converter kit delivers dependable construction, easy installation and great value. It’s a great choice for keeping your vehicle running clean and smooth.

52026-08-13

I recently installed the PHILTOP Catalytic Converter Kit in my 2003 Buick LeSabre, and I have to say, it was a pretty straightforward process. The direct-fit design made it easy to install without any major adjustments, which was a relief for someone like me who's not a professional mechanic. I've noticed that my car runs smoother since the installation, and the EPA compliance gave me peace of mind knowing I'm not contributing to emissions issues.

52026-08-04

Easy to install, came with everything needed to get the job done. Quality part for the price, way better than if I had gone to the mechanic shop to get it done.

52026-07-27

This cat kit is great! It works exactly as expected and does the job perfectly. Installation was straightforward and easy, saving us a lot of hassle. Very happy with the quality!

52026-06-29

These PHILTOP 2" Universal Catalytic Converters are a budget-friendly fix with the right features. 2 inch inlet/outlet, direct-fit design, O2 port included, plus a heat shield. EPA compliant and sold as a 2 pack.Great for getting rid of that check engine light, it's a solid pick if you need to pass emissions without dealer prices. If you're looking for a straightforward weld-in or clamp-in solution, these cats are a hit!Pros: Comes as a pair, O2 port + heat shield included, EPA compliant, solid weldsCons: Universal fit means you may need custom piping, but that's expected

52026-06-09

The PHILTOP Catalytic Converter Kit is a reliable and high-quality product that is directly compatible with Buick 2001-2005 LeSabre models. With OE# 50391, 16007, 16386, 200005, 48327, 50290, this kit ensures a perfect fit and smooth installation.

52026-01-04

Fits perfect. Improved design at the flange so you don’t need an angled socket like the original.

52025-12-22

Perfect fit on the engine side, on the muffler side you may need an adapter if your's is like mine where both pieces are flared out. Other than that it was and is a perfect fit. I fully stand behind this company and recommend purchasing from them.

52025-09-20

Excellent replacement part for your specific model GM car.Great price, items fits as it should with no complications.Recommended.

52025-09-18

Finding parts for old LeSabres can be challenging, but this cat was a breeze. Fitment was perfect, no different from the OEM, and functions and aligns the same. Great value and, so far, has kept noise to a very moderate level - far better than my old cat, and is holding up well after a few weeks without issue. No complaints and if you have a car that this fits, do not hesitate to get this. A solid deal.