PLM Catted Downpipe – Mercedes-Benz C300 RWD W205 M274

Part Number: PLM-M300-DP-CAT

Product Name or Type: Catted Downpipe

Vehicle Fitment:

• 2014–2020 Mercedes-Benz C300 RWD – W205 – M274
• 2016–2020 Mercedes-Benz SLC300 – R172 – M274
• 2016–2020 Mercedes-Benz GLC300 – C253 – M274
• 2017–2020 Mercedes-Benz E300 – W213 – M274
• Not compatible with AWD models

Description:

The PLM Power Driven Catted Downpipe for the Mercedes-Benz C300 RWD W205 with the M274 engine is engineered to significantly improve exhaust flow and reduce backpressure. Constructed from high-grade stainless steel and featuring a high-flow catalytic converter, this downpipe offers both performance gains and emissions compliance. Designed for a direct bolt-on install, it replaces the restrictive factory downpipe and is ideal for street or tuned builds.

Key Features and Benefits:

• Improves horsepower and torque across the powerband
• Direct bolt-on to factory exhaust components
• Includes laser-cut flanges and TIG welded construction
• Designed, fabricated, and tested in the USA

Technical Specs / Material Info:

• 3" diameter stainless steel tubing
• High-flow catalytic converter included
• Mandrel-bent, TIG hand-welded
• Estimated gains: +15 HP / +45 lb-ft torque

Installation Info:

• Direct bolt-on installation
• ECU tune required for optimal results

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