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SKU: MCL.12C.SC
Fabspeed McLaren MP4-12C Sport Catalytic Converters (2011-2014)
Replace the four factory OEM catalytic converters on your 2011-2014 McLaren MP4-12C with Fabspeed's two high-performance HJS 200-cell sport cats. This upgrade delivers dyno-proven gains of 28 whp and 29 ft-lbs of torque while enhancing turbo spool and exhaust sound. Engineered and tested on development MP4-12C and 570S models for smooth flow and reliable performance with no check engine light.
Key Features
- Power Gains: Dyno-proven increases of 28 whp and 29 ft-lbs of torque across the power curve for noticeable acceleration
- HJS Catalytic Technology: German-imported 200-cell HJS HD catalysts in T304L stainless steel construction for high flow and emissions compliance
- Weight Reduction: Saves 5 lbs or 2.2 kg from the rear of the vehicle for improved handling
- Sound Enhancement: Adds turbo spool, higher frequencies, and raw V8 exhaust note without cabin drone
- Bolt-On Design: Investment cast inlets and outlets with T312L mesh heat blankets for direct fit and faster turbo response
Product Notes
- Optimized to pair with ECU tune for peak power
- Guaranteed no catalyst-related check engine light
- Ships securely wrapped to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Simple DIY bolt-on with no cutting or welding required
- Direct fit using factory mounting hardware
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2011-2014 | McLaren | MP4-12C | All |
Why Choose Fabspeed?
- Exclusive North and South America importer of genuine HJS Emission Technology catalysts direct from Germany
- Backed by Fabspeed Lifetime Warranty on all performance products
- Precision engineered through extensive dyno testing on McLaren vehicles
Frequently Asked Questions
-
Q: Will these cause a check engine light on my MP4-12C?
A: No, these HJS 200-cell catalysts are guaranteed to prevent any catalyst-generated check engine lights while maintaining OBD2 compliance. -
Q: What materials are used in construction?
A: T304L stainless steel with T312L mesh, Kevlar, and ceramic heat blankets for durability and heat management. -
Q: What is the warranty coverage?
A: Covered under the Fabspeed Lifetime Warranty against manufacturing defects when installed and used as directed.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Securely boxed with protective foam inserts, dimensions 36 x 16 x 12 inches
- Weight: 15 lbs shipped weight
Fabspeed
Fabspeed Motorsport is a Pennsylvania-based performance parts manufacturer that specializes in exhaust systems, sport catalytic converters, headers, downpipes, intake systems, and carbon fiber components engineered specifically for exotic and high-performance European sports cars including Porsche, Ferrari, Lamborghini, McLaren, BMW M, and Audi R8. Every Fabspeed product is TIG-welded from aerospace-grade stainless steel or titanium in the USA, dyno-tested for measurable power and sound improvement, and designed as a direct bolt-on replacement that preserves the factory catalytic converter monitoring system or provides an explicit sport cat solution for emissions-compliant upgrades. Exotic car owners who have already maximized software and cosmetic modifications choose Fabspeed exhaust systems because the brand's specialty focus on a narrow range of platforms produces fit quality and sound character that universal exhaust manufacturers cannot achieve. The brand's XperTune ECU calibr...
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