Catalytic Converter for Chevrolet Corvette (2005-2011) 6.0L/6.2L Left & Right

Direct-Fit EPA Catalytic Converter Set for 2005-2011 Chevrolet Corvette (C6)

What it Does: The direct-fit catalytic converter pair replaces failing factory units on the 2005-2011 Corvette to eliminate P0420 and P0430 diagnostic trouble codes while restoring baseline exhaust flow.

The Stock Chevrolet Corvette Substrate Degradation

Factory catalytic converters on the C6 platform face extreme thermal cycling and intense exhaust pulse energy generated by large-displacement small-block V8s. Over time, OEM ceramic substrates break down, leading to degraded washcoat efficiency, persistent P0420 and P0430 DTC warnings, and internal substrate fractures that produce severe exhaust rattles and restrictive backpressure bottlenecks.

The Engineering Solution

Engineered specifically for the LS2 and LS3 platforms, this left- and right-side assembly is built with mandrel-bent stainless steel piping to resist rust, blowout, and thermal cracking under track and street conditions. The high-efficiency ceramic honeycomb cores feature a robust precious-metal washcoat optimized for 49-state EPA compliance. With OE-spec laser-cut flanges, precision-welded mounting brackets, and factory-located downstream O2 sensor bungs, this pair bolts on directly to existing intermediate pipes without requiring cutting or custom fabrication.

What's Included

• 2 x Catalytic converters (Left and Right)
• Gasket(s) and mounting hardware

Technical Specifications

Compatibility

• 2005-2007 Chevrolet Corvette Base / Z51 (6.0L V8 LS2)
• 2008-2011 Chevrolet Corvette Base / Grand Sport (6.2L V8 LS3)

Frequently Asked Questions & Fitment Warnings

Does this fit the C6 Corvette?

Yes, this is a direct fit for the 2005-2011 Chevrolet Corvette equipped with the LS2 (6.0L) or LS3 (6.2L) engine. Not legal for sale or installation in California or CARB-adopting states; does not fit 7.0L LS7 (Z06) or supercharged 6.2L LS9 (ZR1) models.

Will this direct-fit pair clear my P0420 and P0430 check engine codes?

Yes, replacing degraded original converters with this fresh catalyst substrate will resolve threshold efficiency codes, provided upstream oxygen sensors and air-fuel management operate within specification.

The Chevrolet Muscle Caliber

Naturally aspirated high-displacement V8 engines require clean exhaust scavenging to sustain factory horsepower and signature small-block exhaust tone without triggering nuisance check engine lights.