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BUICK Exhaust

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Walker Ultra Direct-Fit Catalytic Converters

Walker Ultra Direct-Fit catalytic converters fit like OE, because the company makes original equipment! Besides the perfect fit, inside the Ultra catalytic converters are ceramic substrates with high-tech washcoat and the right loading of precious metals. The outside bodies are stainless steel for long life and durability. Catalytic converters are a vital part of your vehicle's emission control system; choose the fit, quality, and performance of a Walker Ultra catalytic converter. Order the replacement model designed for your vehicle application.

4.43 out of 5 stars ( 387 )

$276.99

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$295.99

$210.50

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Catco Universal-Fit Catalytic Converters

Catco universal-fit catalytic converters offer great features, including aluminized steel heat shields (many have dual shields), 409 stainless steel shells, 16-gauge stainless steel pipes and nipples, and a heat-resistant sealed mat—all of which help the converters last longer. These converters are designed so that you can add one to any vehicle that wasn't originally equipped with one. Many models have steel air tubes with numerous perforations to help distribute the airflow evenly without robbing power, and most have slip-fit connections for an easy installation. Choose the inlet/outlet diameters needed for your application.

4.43 out of 5 stars ( 7 )

$198.99

$126.50

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Walker Resonators

Walker resonators can provide your existing exhaust system with some additional sound control. These "mini muffler" units are often positioned and tuned to complement the style of vehicle--sports car or luxury sedan, for instance. The resonators are made from quality materials and can be easily installed inline with any exhaust system. Choose the model that best matches your vehicle specs.

4.44 out of 5 stars ( 144 )

$236.99

$151.50

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$152.50

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AP Exhaust Universal Catalytic Converters

AP Exhaust universal catalytic converters will work to make your vehicle energy efficient and environmentally friendly. They're built with 409 stainless steel shell and neck construction for longer life, and feature AP's "Clean by Design" premium-grade ceramic substrates for maximum pollution reduction. Offering comprehensive coverage, AP Exhaust can provide universal catalytic converters with lower emissions, long-term reliability, and an easier install. The growing concern for the environment means there is a growing need for quality emission control products. AP Exhaust universal catalytic converters offer the quality, fit, and value to meet those concerns.

3.5 out of 5 stars ( 6 )

$376.99

$228.50

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