Fabspeed HJS Sport Catalysts for McLaren 650S (2014+)

Replace the 650S factory catalyst arrangement with two HJS sport-catalyst assemblies and included thermal blankets. Cast inlet and outlet sections guide flow through the larger catalyst housings. Fabspeed Motorsport, based in Fort Washington, Pennsylvania, develops exhaust systems, air intakes and ECU tuning for sports cars including Porsche. Its development work uses dynamometer testing, road evaluation and racetrack testing.

Technical Details

• Manufacturer product reference: FS.MCL.650S.SC.
• 200-cell HJS HD catalysts in T304L stainless assemblies.
• Replaces the listed four-factory-catalyst arrangement with two sport catalysts.
• Thermal blankets are included; confirm installed clearances and sensor routing.
• Cast inlet/outlet construction.
• A no-catalyst-fault-light claim does not establish approval for every vehicle or location.
• Covered by the Fabspeed Lifetime Warranty, subject to its terms and exclusions.

Use restrictions

Verify application-specific emissions certification and permitted use before installation; the presence of sport catalysts alone is not a road-approval statement.

Manufacturer Videos

FABSPEED MOTORSPORT | McLaren 650S Performance Package Demo

McLaren 650S CAN-AM - 1 of 50

Demonstration vehicles may have additional modifications. The selected product configuration determines what is supplied; a video does not establish fitment or guarantee a particular sound or output.

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Fitment & Compatibility