Catalytic Converter for Chevrolet Spark (2013-2015) 1.2L Rear

Direct-Fit Rear Catalytic Converter for 2013-2015 Chevrolet Spark (M300)

What it Does: The direct-fit rear catalytic converter restores exhaust gas treatment efficiency, extinguishes P0420 fault codes, and stops internal substrate rattle on 2013-2015 Chevrolet Spark models.

The Stock Chevrolet Spark Catalyst Degradation

The secondary ceramic washcoat on the factory M300 platform deteriorates over sustained thermal cycles, causing substrate sintering and reduced chemical reduction capacity. Exhaust backpressure builds as cellular channels clog or internal ceramic bricks fracture, triggering persistent catalyst system efficiency below threshold (P0420) diagnostic trouble codes and metallic buzzing under acceleration.

The Engineering Solution

Manufactured with a durable stainless steel shell and direct-mate flanges, this rear converter replaces compromised factory units without cutting or custom pipe routing. The dense ceramic honeycomb substrate features an optimized washcoat matrix with precious metal loadings designed to treat HC, CO, and NOx while maintaining minimal backpressure for the high-revving LL0 inline-four. Standardized O2 sensor bungs and factory hanger placement ensure a leak-free seal using standard mechanical hand tools.

What's Included

• 1 x catalytic converter
• Gasket(s) and mounting hardware

Technical Specifications

Compatibility

• 2013 Chevrolet Spark 1.2L L4 (Rear Position)
• 2014 Chevrolet Spark 1.2L L4 (Rear Position)
• 2015 Chevrolet Spark 1.2L L4 (Rear Position)

Frequently Asked Questions & Fitment Warnings

Does this fit the M300 Spark?

Yes, this is a direct fit for the 2013-2015 Chevrolet Spark equipped with the LL0 1.2L engine. Not legal for sale or use in California, Colorado, New York, or Maine on CARB-mandated emissions vehicles.

Are oxygen sensors included with this assembly?

No, oxygen sensors are not included; you must transfer your factory downstream sensors or install new OEM-grade sensors into the integrated bungs.

The Chevrolet Daily Driver Caliber

Engineered to resolve check-engine warnings and maintain factory emissions compliance, this replacement converter ensures your compact commuter runs cleanly and efficiently across standard drive cycles.