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- Regular price
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Vendor:
Magnaflow
SKU:
MAG52054
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Overview
Chasing a P0420 or P0430 on a 1996-2000 GMC K3500 / C2500 Suburban 5.7L? The catalyst has to satisfy the factory OBD-II monitors, not just fit. MagnaFlow's OEM Grade 52054 is built for exactly that job and bolts in without cutting or welding. Coverage spans 5 model years: 1996-2000 GMC K3500 (Sierra SL, Sierra SLE, Sierra SLT), 1996-1999 GMC C2500 Suburban (SLE, SLT), 1996-2000 GMC C3500 (Sierra SL, Sierra SLE, Sierra SLT) and 1996-2000 GMC K2500 (Sierra SL, Sierra SLE), plus 2 more models in the table below. It ships at roughly 30 lb.
Features
- OEM Grade loading sized for the 5.7L OBD-II catalyst monitor
- Fits 1996-2000 GMC K3500: Sierra SL, Sierra SLE, Sierra SLT
- Fits 1996-1999 GMC C2500 Suburban: SLE, SLT
- Fits 1996-2000 GMC C3500: Sierra SL, Sierra SLE, Sierra SLT
- 3 further models listed in the fitment table
What is in the box
- Gaskets and mounting hardware for installation
Specs
| Part number | 52054 |
| Type | OEM Grade Direct-Fit Catalytic Converter |
| Emissions | Federal/EPA compliant (not for CARB states) |
| Grade | OEM Grade |
| Material | 16-gauge 409 stainless steel |
| Shipping weight | 30 lb |
Construction
- OEM Grade catalyst loading for engines with sensitive OBD-II efficiency monitoring
- Installs at the factory mounting points without cutting or welding
- 16-gauge 409 stainless tubing for a long service life
- Spun body closed with a single laser-fusion weld to resist leaks
- Mandrel-bent inlet and outlet pipes keep factory flow
- OE-sized 410 stainless hangers
- 308 stainless MIG welds
- Shape developed from 3D scans of the original part
Installation
Direct-fit and bolt-on; a capable DIYer can install it with the right tools, though professional installation is recommended.
Fitment notes
Sold for federal (EPA) emissions use only; it cannot be sold or installed in California, Colorado or New York. Check the fitment table below against your vehicle, including trim and engine.
Fitment
| Make | Model | Chassis | Year | Engine |
|---|---|---|---|---|
| GMC | K3500 (Sierra SL, Sierra SLE, Sierra SLT) | — | 1996-2000 | 5.7L |
| GMC | C2500 Suburban (SLE, SLT) | — | 1996-1999 | 5.7L |
| GMC | C3500 (Sierra SL, Sierra SLE, Sierra SLT) | — | 1996-2000 | 5.7L |
| GMC | K2500 (Sierra SL, Sierra SLE) | — | 1996-2000 | 5.7L |
| GMC | K2500 Suburban (Base, SLE, SLT) | — | 1996-1999 | 5.7L |
| GMC | C2500 (Sierra SL, Sierra SLE, Sierra SLT) | — | 1996-2000 | 5.7L |
Fitment
| Year | Make | Model |
|---|---|---|
| Model: K3500 | C3500 | K2500 C2500 |
| Model: C2500 | C2500 Suburban | C3500 K2500 K2500 Suburban K3500 |
| Submodel: Sierra SL | Sierra SLE | Sierra SLT |
| Submodel: Base | SLE | SLT |
| Submodel: Sierra SL | Sierra SLE | Sierra SLT |
| Submodel: Sierra SL | Sierra SLE | Sierra SLT |
| Submodel: Base | SLE | SLT |
| Submodel: Sierra SL | Sierra SLE | Sierra SLT |
Not sure? Text us your VIN and we’ll confirm.
Shipping & returns
Shipping: Orders ship via UPS, FedEx or USPS, from our facility near Los Angeles or directly from the manufacturer. Rates for many items are weight-based and shown at checkout. If you need it by a certain date, text us before you order.
Returns: Unused items in brand-new condition and original packaging can be returned within 30 days of the invoice date, with a 25% restocking fee unless otherwise specified. In some cases we can offer a lower fee with the balance as store credit. Shipping charges aren't refundable in either direction unless approved by AutoTalent.
Not returnable: special-order or custom items, and anything that has been installed, modified or altered.
Cancellations: free if the item is out of stock or we miss the ETA you agreed to. Other cancellations carry a 5% processing fee to cover card fees we can't recover. Special-order items can't be cancelled.
Damaged in transit? Report it to the carrier and to us within 48 hours, keep all packaging, and don't send anything back without our written approval.
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