Please wait… 
Please wait while we process your order,
do not press the back button… 
Design 911 Design 911 supply Porsche parts, Porsche spares and Porsche accessories, to both retail and to the trade. Our Porsche product and accessory range includes brakes, exhausts, tyres, wheels and Porsche panels and interiors. https://www.design911.com/images/schemaLogo.png https://www.design911.com/images/schemaLogo.png +443456003478 https://www.design911.com Facebook Instagram

Catalyst / Bypass

Refine by Car Type
Filter by brand
DISPLAYING 1 to 5 (of 5 products)
Sports exhaust system manifold back with catalytic converter. Porsche 944 S2
Code: CARP44S2NGT_KIT
Sports exhaust system manifold back with catalytic converter. Porsche 944 S2

cargraphic

Fits:
Porsche 944 S2 3.0L WITH catalytic converter
Engine Code M44-41


Product description:

CARGRAPHIC N-GT Sport Exhaust System Manifold Back SS304L - Homologated for N-GT class

Consisting of:
• CARGRAPHIC Downpipe with 100cpsi Ø130mm MOTORSPORT catalytic converter and pre-silencer with 2,25"/57,15mm pipework
• CARGRAPHIC Sport center silencer
• CARGRAPHIC Sport rear silencer
• CARGRAPHIC Sport tailpipe 115x85mm oval, slash cut, double wall with perforated insert - Mirror polished

NO DRONE OR RESONATION even in combination with other CARGRAPHIC exhaust components fitted.

Features:

• Specially designed and homologated for N-GT class reglement
• All parts are interchangeable with factory / OE parts
• Absorptive silencer design with CNC mandrel-bent pipework
• Fully made from SS304L lightweight stainless stee
• High performance components, dyno tested
• Reinforced laser-cut brackets
• Reduced backpressure due to freer flowing
• Reduced operating temperature
• Maximized performance
• Improved throttle response, freer revving
• Improved enhanced acoustics with no drone, resonation or vibration
• Model specific tuned sound still in keeping with the Marque
• Weight reduction

PERFORMANCE - Made in Germany

up to 7KW (10PS) more power and 10Nm additional torque
About this kit
Kit
Catbypass pipe and downtube. Porsche 944 Turbo 951
Code: FSPOR944TCBD
Fabspeed Catbypass pipe and downtube.

fabspeed

Increase exhaust flow from the headers to the mufflers and improving power and sound by replacing the catalytic converters with straight-through pipes.

FEATURES:
Fits all Porsche 944 Turbo 951 vehicles (1985-1991)
• Increases horsepower and torque by 26 whp and 29 ft-lbs
• Constructed from CNC mandrel-bent T304L stainless steel
• Direct replacement for the factory catalytic converters
• Bolt-on installation
• All Fabspeed performance products are backed by the Fabspeed Lifetime Limited Warranty

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

FSPOR944TCBD
95111109304
95111109411
95111109412

The product you are viewing cross references to these numbers
Best Price
Downpipe and Front Silencer delete pipe for - Porsche 944 2.7ltr M44-11 and M44-12 CARGRAPHIC N-GT
Code: CARP44DPVSDER
Downpipe and Front Silencer delete pipe for - Porsche 944 2.7ltr M44-11 and M44-12 CARGRAPHIC N-GT

cargraphic

Fits:
Porsche 944 2.7L 1988 - 1989
Engine Codes - M44-11 and M44.12

Product description:
Downpipe with Pre-Silencer delete pipe SS304L

NO DRONE OR RESONATION even in combination with other CARGRAPHIC exhaust components fitted.

Features:

• All parts are interchangeable with factory / OE parts
• Absorptive silencer design with CNC mandrel-bent pipework
• Fully made from SS304L lightweight stainless steel
• High performance components, dyno tested
• Reinforced laser-cut brackets
• Reduced backpressure due to freer flowing
• Reduced operating temperature
• Maximized performance
• Improved throttle response, freer revving
• Improved enhanced acoustics with no drone, resonation or vibration
• Model specific tuned sound still in keeping with the Marque
• Weight reduction

PERFORMANCE - Made in Germany

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

CARP44DPVSDER
94411198703
94411198503
94411198501

The product you are viewing cross references to these numbers
Best Price
Downpipe with catalytic converter for - Porsche 944 S2 3.0ltr M44-41 CARGRAPHIC N-GT
Code: CARP44S2NGT1
Downpipe with catalytic converter for - Porsche 944 S2 3.0L M44-41 CARGRAPHIC N-GT

cargraphic

Fits:
Porsche 944 S2 3.0L 1989 - 1991
Engine Code - M44-41

Product description
CARGRAPHIC N-GT Sport Downpipe Manifold Back SS304L - Homologated for N-GT class

Consisting of:
• CARGRAPHIC Downpipe with 100cpsi Ø130mm MOTORSPORT catalytic converter and pre-silencer with 2,25"/57,15mm pipework

NO DRONE OR RESONATION even in combination with other CARGRAPHIC exhaust components fitted.

Features:

• All parts are interchangeable with factory / OE parts
• Absorptive silencer design with CNC mandrel-bent pipework
• Fully made from SS304L lightweight stainless steel
• High performance components, dyno tested
• Reinforced laser-cut brackets
• Reduced backpressure due to freer flowing
• Reduced operating temperature
• Maximized performance
• Improved throttle response, freer revving
• Improved enhanced acoustics with no drone, resonation or vibration
• Model specific tuned sound still in keeping with the Marque
• Weight reduction

PERFORMANCE - Made in Germany

up to 7KW (10PS) more power and 10Nm additional torque

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

CARP44S2NGT1
94411198907
94411198101

The product you are viewing cross references to these numbers
Best Price
Exhaust catalytic converter. Porsche 944S / 944 S2
Code: 94411198904/1
Exhaust catalytic converter.

designtek

Fits:
PORSCHE 944S 2.5i (M44.40 engine) 1/86-7/88
PORSCHE 944S2 3.0i (M44.41 engine) 8/88-7/92

A grade 409 stainless steel can (or housing) to provide protection and enable the cat to be built into the exhaust system. 409 grade can contain upto 90% iron and will be prone to rust. It still has higher rust-resistant properties than mild steel.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

94411198904
94411198904

The product you are viewing cross references to these numbers
Best Product
DISPLAYING 1 to 5 (of 5 products)
About Catalyst / Bypass

Title: Porsche Exhaust Catalyst and Bypass Sports Catalyst: Technical Specifications and Benefits

Key Points:

Enhanced Performance: Upgrading your Porsche's exhaust catalyst or opting for a bypass sports catalyst can significantly improve performance by increasing horsepower and torque output. These aftermarket options are designed to optimize exhaust flow, resulting in improved engine efficiency and throttle response.

Enhanced Sound: An original Porsche or aftermarket exhaust catalyst can enhance the auditory experience of your vehicle. They offer a deeper, more aggressive exhaust note, providing a sportier sound that complements the performance-oriented nature of a Porsche.

Compliance with Emissions Standards: When purchasing an exhaust catalyst, it is crucial to consider its compliance with local emissions regulations. Porsche exhaust catalysts are engineered to meet strict emissions standards, ensuring that your vehicle remains environmentally friendly while delivering enhanced performance.

Quality and Durability: Original Porsche exhaust catalysts are manufactured to the highest standards, ensuring exceptional quality and durability. Aftermarket options from reputable brands also offer similar reliability, providing a long-lasting solution for your Porsche's exhaust system.

Easy Installation: Both original Porsche and aftermarket exhaust catalysts are designed to be direct replacements, making installation relatively straightforward. However, it is essential to follow the manufacturer's instructions or seek professional assistance to ensure proper fitment and optimal performance.

At Design911, we understand the importance of finding the correct part for your Porsche and providing the best professional advice. Our dedicated team of experts specializes in Porsche parts and accessories, including exhaust catalysts. With our extensive knowledge and experience, we can assist you in finding the right exhaust catalyst or bypass sports catalyst for your Porsche model, taking into account your specific requirements and local regulations. We are committed to delivering top-quality products and ensuring customer satisfaction. Contact us today for personalized assistance and an enhanced driving experience with your Porsche.

You may also like
Popular Models