Press Releases

Walker® Announces New Catalytic Converter and Muffler Coverage

February 11, 2020

SOUTHFIELD, Mich., Feb. 11, 2020 /PRNewswire/ -- Walker® Emissions Control, a leading global brand from DRiV, announces new replacement catalytic converter and muffler product offerings, along with assorted hardware and accessories, extending coverage to more than 16 million vehicles in operation (VIO) in North America. Now available are 33 additional Walker CalCat® and Walker Ultra® converters, four new Walker Quiet-Flow® SS stainless-steel mufflers, and 27 new Walker resonator assembly, gasket and pipe part numbers.

Direct Fit CalCat Converter

Now available, expanding coverage to over 6 million VIO, are Walker CalCat direct-fit converters (84156) and universal converters (84507) for the 2004-2005 Buick LeSabre and Park Avenue, and the Pontiac Bonneville 6-cylinder 3.8L.  Engineered to comply with specific CARB emissions regulation requirements in California, Maine and New York, Walker CalCat direct-fit converters include thick OE-style flanges, hangers and brackets for strength and stainless-steel body with aluminized pipe and heat shields for durability.

EPA-compliant Walker Ultra converters, designed for OBDII vehicles (1996 and newer), are now available for additional import applications, model years 2003 through 2017. Each Ultra direct-fit converter helps keep the check engine light off for emissions codes and maintains engine performance with OE-style high-technology washcoat and optimal precious metal load, delivering required reduction in tailpipe emissions to match vehicle application. Available for over 7.5 million VIO, Walker Ultra direct-fit manifold converters are new for the 2011-2016 Hyundai Elantra 4-cylinder 1.8L. 

"Every quarter, Walker introduces new products for a wide-range of VIO, ranging from newer models to old favorites," said Audrey Lang, product manager, North America aftermarket, emissions.  "Walker's world-class, efficient coverage and vehicle knowledge provide technicians with emissions products that they, and their customers, can trust." 

Walker also introduced Quiet-Flow SS stainless-steel mufflers and assemblies covering 12 applications.  Each unit is covered by a limited lifetime warranty and 90-day Safe & Sound® Guarantee. See for details.

Also new to the Walker offering are resonator assembly, pipe and gasket part numbers for eight, ten and nine additional applications, respectively, representing over 1.2 million registered vehicles.

To learn more about Walker Emissions Control products, visit and the brand's YouTube channel, and connect with Walker at and

About DRiV - the future Aftermarket and Ride Performance Company
Following Tenneco Inc.'s (NYSE: TEN) expected separation to form two independent companies, an Aftermarket and Ride Performance company (DRiV) as well as a new Powertrain Technology company, DRiV will be one of the largest global multi-line, multi-brand aftermarket companies, and one of the largest global OE ride performance and braking companies.  DRiV's principal product brands will feature Monroe®Öhlins®, Walker®, Clevite® Elastomers, MOOG®, Fel-Pro®, Wagner®, Ferodo®, Champion® and others. DRiV would have 2018 pro-forma revenues of $6.4 billion, with 54% of those revenues from aftermarket and 46% from original equipment customers.

Safe Harbor
This release contains forward-looking statements. These forward-looking statements include, among others, statements relating to our plans to separate into two independent companies.  Forward-looking statements are subject to a number of risks and uncertainties that could cause actual results to materially differ from those described in the forward-looking statements, including the possibility that Tenneco may not complete the separation of the Aftermarket & Ride Performance business from the Powertrain Technology business (or achieve some or all of the anticipated benefits of such a separation); the possibility that the acquisition of Federal-Mogul or the separation may have an adverse impact on existing arrangements with Tenneco, including those related to transition, manufacturing and supply services and tax matters; the ability to retain and hire key personnel and maintain relationships with customers, suppliers or other business partners; the risk that the benefits of the acquisition of Federal-Mogul or the separation, including synergies, may not be fully realized or may take longer to realize than expected; the risk that the acquisition of Federal-Mogul or the separation may not advance Tenneco's business strategy; the risk that Tenneco may experience difficulty integrating all employees or operations; the potential diversion of Tenneco management's attention resulting from the separation; as well as the risk factors and cautionary statements included in Tenneco's periodic and current reports (Forms 10-K, 10-Q and 8-K) filed from time to time with the SEC. Given these risks and uncertainties, investors should not place undue reliance on forward-looking statements as a prediction of actual results. Unless otherwise indicated, the forward-looking statements in this release are made as of the date of this communication, and, except as required by law, Tenneco does not undertake any obligation, and disclaims any obligation, to publicly disclose revisions or updates to any forward-looking statements. Additional information regarding these risk factors and uncertainties is detailed from time to time in the company's SEC filings, including but not limited to its annual report on Form 10-K for the year ended December 31, 2018.


Bill Dawson (DRiV) – 847.482.5807

Karen Shulhan (DRiV) – 248.354.4383


Quiet-Flow Stainless Steel Muffler Assembly

DRiV Incorporated Logo (PRNewsfoto/Tenneco Inc.)