Bosal 079-5238 Catalytic Converter - Left

Bosal BRExhaust Direct-Fit Catalytic Converter

The Bosal BRExhaust Federal Direct-Fit Premium Load OBDII Catalytic Converter is built for emissions service on select Cadillac applications. It uses stainless steel construction, a ceramic substrate, and a bolt-on direct-fit layout to support reliable exhaust flow and OBDII emissions compliance.

This BRExhaust Premium Load Federal / EPA Compliant Direct-Fit Catalytic Converter is engineered for straightforward replacement on 2004-2008 Cadillac SRX and 2005-2007 Cadillac STS left-side applications. Part number 079-5238 is a direct-fit solution for drivers replacing a worn or failed converter on Federal/EPA emissions vehicles.

Key Features

• Direct-fit catalytic converter for bolt-on replacement
• Stainless steel body and finish for corrosion resistance
• Ceramic substrate material
• Federal / EPA compliant design for OBDII emissions applications
• Pre-converter oxygen sensor location
• 2-inch main piping diameter
• Mounting hardware included
• Overall length: 19.5 inches

Product Details

The Bosal BRExhaust Premium Load line focuses on direct replacement exhaust components built for specific vehicle applications. For this converter, the stainless steel construction and bolt-on inlet and outlet attachments support a clean installation without cutting, welding, or fabrication. Part number 079-5238 is listed for the left side on 2004-2008 Cadillac SRX and 2005-2007 Cadillac STS models, making it a targeted replacement for those factory exhaust layouts.

Compatible With 2004-2008 Cadillac SRX, left; compatible with 2005-2007 Cadillac STS, left. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Problems This Part Can Address

• Failed catalytic converter efficiency codes
• Check engine light concerns related to emissions monitoring
• Restricted exhaust flow from a deteriorated converter
• Corrosion damage to the original exhaust housing
• Need for a direct replacement on Federal/EPA emissions vehicles

Installation Notes

Install as a direct-fit, bolt-on replacement using the factory-style inlet and outlet attachment points. Verify left-side placement, pre-converter oxygen sensor location, and vehicle emissions configuration before installation. Because this converter is application-specific, confirm the part number 079-5238 against the vehicle’s year, model, and emissions setup before beginning service.

Quality Assurance

Bosal BRExhaust converters are built with stainless steel construction and a ceramic substrate to support long service life in emissions service. The Federal / EPA compliant design is intended for vehicles following Federal OBDII EPA standards.