2 IN / 1 OUT
Sport Silencers

Rear sport exhaust box, 2 inlets - 1 outlet, Ø84 mm tail pipes, heat exchanger conversion. Polished stainless steel.



Fits:
Porsche 911 Carrera Sport 3.2L 08/83-07/89

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Related, superseded, cross reference or alternative numbers for comparison.

91122092512S

The product you are viewing cross references to these numbers

Exhaust muffler with twin inlet & single, grey painted, wrinkle design outlet and chrome tailpipe. Early OEM style heat shield
Standard replacement rear Exhaust for Non Impact bumper cars.

Fits:
Porsche 911 2.0ltr - August 1966 to July 1967

Mild steel, wrinkle design tailpipe with chrome, flat rolled trim
Heat protection and noise reduction only on top shield
Indentation on pullet side

Manufactured in 1.5mm aluminised mild steel and finalized in heat resistant grey paint. Heat shield on top side is manufactured in 1.0 mm aluminised mild steel. 2 mm inlay of ceramic heat and sound deadening material. The exhaust is manufactured according to early OEM "Leistritz" design.

2 x Exhaust gaskets required Part No. 90111119300

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Related, superseded, cross reference or alternative numbers for comparison.

91111102500

The product you are viewing cross references to these numbers

Sports exhaust free flow conversion kit  (no tinware modifications needed)
84mm Ø tailpipe and 41mm Ø heat exchanger 



Fits:
Porsche 911 3.2 Carrera - 1984 to 1989

Convert your 911 3.2 Carrera to a free flow exhaust system without cutting & welding.

• A specific newly developed kit which
• Enhances exhaust sound
• Gains up to 10 horsepower*
• Re-uses existing tin-ware
• Ø84mm tailpipe 
• Ø41mm heat exchanger with pipe set for 911 3.2 Carrera

This stainless steel performance set is designed to be installed on a 3.2ltr engine without replacing or modifications to the tinware. The existing heating system will remain fully functioning. 

A brand-new developed heat exchanger design, which is adapted to the 911G engine compartment allowing the conversion to be installed WITHOUT any need of changing the engine tinware on the car.

It’s plug and play.

*Horse Power gain up to 10HP depending on engine condition, fuel, lubricants etc. J
P Group can not be held responsible for any specific gain value

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Related, superseded, cross reference or alternative numbers for comparison.

1620802210

The product you are viewing cross references to these numbers

Sports exhaust set without catalytic converter 2 in 1 out - 70mm diameter tailpipe



Fits:
Porsche 911 3.2ltr - 1984 to 1989

Material: Stainless Steel
Number of Inlets / Outlets: 2/1

Conversion of a performance optimised 3.2ltr Carrera engine into a free-flow system.
This system is specifically engineered to generate increased HP from an enhanced engine by using Ø41mm OD pipework in combination with Ø60mm inflow to the exhaust.

No need to replace the engine tinware as system design allows to fit with standard G-model tinware.
O2 sensor on both left and right side and all made in AISI304 stainless steel. 

Tail pipe outlet Ø70mm for optimizing the sound outlet from the system.

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

1620802610

The product you are viewing cross references to these numbers

Sports exhaust conversion set with catalytic converters, with one 70mm tail pipe.



Fits:
Porsche 911 3.2ltr 08/1983-07/1989

Material: AISI304 Stainless Steel
Number of Inlets / Outlets: 2/1

Conversion of a performance optimized 3.2 Carrera engine into a free-flow system. This system is specifically engineered to generate increased HP from an enhanced engine by using Ø41mm OD pipework in combination with Ø60mm inflow to the exhaust. O2 sensor (Lambda) fitted to both left and right side.

Made from AISI304 stainless steel, there is no need to replace or modify the engine tinware as system design allows to fit with standard G-model tinware.
The tail pipe outlet is Ø70mm for optimising the exhaust sound from this system.

• Instant Performance Gains: A noticeable boost without complicated installs.
• Amazing Sound: This system doesn't just improve performance—it delivers an aggressive, powerful sound.

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

1620802310

The product you are viewing cross references to these numbers