Tenneco Inc., manufacturer of Walker emissions control products, will offer consumers $30 mail-in cash rebates on qualifying Walker catalytic converters purchased September 1 through October 31, 2010. To qualify for a rebate, consumers must purchase a Walker or Walker Ultra direct-fit catalytic converter or Walker CalCat converter from a participating retailer in the U.S. or Canada during the promotional period. Available for a wide range of foreign-nameplate and domestic applications, Walker and Walker Ultra direct-fit converters are engineered for fast, OE-style function, fit and installation. Walker converters feature a high-quality stainless steel body, OE-style hangers, flanges and brackets, heat-shielded pipe and structural brace for enhanced strength and durability. Walker CalCat converters, available in universal and direct-fit styles, are compliant with all current California Air Resources Board (CARB) requirements. Each converter is backed by a limited lifetime warranty. (See www.walkerexhaust.com for warranty details.) Consumers must provide a completed redemption form with proof-of-purchase to qualify. Submissions must be postmarked by December 1, 2010. One redemption per household. For more information regarding the Walker promotion or to download a mail-in rebate form, please visit www.walkerexhaust.com, call 1-866-318-3286 (US) or 1-800-565-9919 (Canada), or contact your Walker automotive service and/or parts provider.