With many decades of experience with exotic cars, kreissiegs engineers have put down significant time and efforts to produce fantastic exhaust systems. Their exhaust systems have very complicated construction to accomplish the best in exhaust sound and quality.

Not only do the valves control the loudness, the system also has unique muffler construction to produce a unique exhaust tone. This is how kreissieg can achieve its high-pitch exhaust sound that no one else can imitate.


Specification

Valve system for controlling loudness in two modes
Stainless steel construction
Oem style stainless tips
Electric wired remote control switch

General Fitment

With many decades of experience with exotic cars, kreissiegs engineers have put down significant time and efforts to produce fantastic exhaust systems. Their exhaust systems have very complicated construction to accomplish the best in exhaust sound and quality.

Not only do the valves control the loudness, the system also has unique muffler construction to produce a unique exhaust tone. This is how kreissieg can achieve its high-pitch exhaust sound that no one else can imitate.


Specification

Valve system for controlling loudness in two modes
Stainless steel construction
Dual 160x100mm cats-eye stainless tips
Electric wired remote control switch

General Fitment

With many decades of experience with exotic cars, kreissiegs engineers have put down significant time and efforts to produce fantastic exhaust systems. Their exhaust systems have very complicated construction to accomplish the best in exhaust sound and quality.

Not only do the valves control the loudness, the system also has unique muffler construction to produce a unique exhaust tone. This is how kreissieg can achieve its high-pitch exhaust sound that no one else can imitate.


Specification

Valve system for controlling loudness in two modes
Stainless steel construction
Oem style stainless tips
Electric wired remote control switch

General Fitment

With many decades of experience with exotic cars, kreissiegs engineers have put down significant time and efforts to produce fantastic exhaust systems. Their exhaust systems have very complicated construction to accomplish the best in exhaust sound and quality.

Not only do the valves control the loudness, the system also has unique muffler construction to produce a unique exhaust tone. This is how kreissieg can achieve its high-pitch exhaust sound that no one else can imitate.


Specification

Non-valve system (rear section only)
Stainless steel construction
4x83mm stainless, billet or titanium tips

General Fitment

With many decades of experience with exotic cars, kreissiegs engineers have put down significant time and efforts to produce fantastic exhaust systems. Their exhaust systems have very complicated construction to accomplish the best in exhaust sound and quality.

Not only do the valves control the loudness, the system also has unique muffler construction to produce a unique exhaust tone. This is how kreissieg can achieve its high-pitch exhaust sound that no one else can imitate.


Specification

Non-valve system (rear section only)
Stainless steel construction
2x76mm stainless or titanium tips

General Fitment

With many decades of experience with exotic cars, kreissiegs engineers have put down significant time and efforts to produce fantastic exhaust systems. Their exhaust systems have very complicated construction to accomplish the best in exhaust sound and quality.

Not only do the valves control the loudness, the system also has unique muffler construction to produce a unique exhaust tone. This is how kreissieg can achieve its high-pitch exhaust sound that no one else can imitate.


Specification

Non-valve system (rear section only)
Stainless steel construction
4x90mm stainless, billet or titanium tips

General Fitment

The valve adjustment gauges come in .008 mm for 2.0 exhaust valves. Designed for easy access to the hidden 914 rocker arms!

General Fitment

The valve adjustment gauges come in .006 inches for 1.7, 1.8 and 2.0 models, and .008 inches for 2.0 exhaust valves. both are designed for easy access to the hidden 914 rocker arms!

General Fitment

Does your Porsche smoke on deceleration, consume oil and foul plugs? These are all indications of worn valve guides.

Known as: valve guide 1st oversize / valve guide oversize

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924 1986-88 - Engine	928 1983-86 - Engine
944 1982-85 - Engine	944 1985-88 - Engine
944 1985-88 - Engine	944 1989-91 - Engine
944 1989-91 - Engine

Known as: valve guide 1st oversize exhaust

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911 1994-98 - Engine

Known as: valve seat ring exhaust

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356 1960-65 - Engine	912 1965-69 - Engine
911 1965-69 - Engine

Sold individually. 1 necessary per car.

This item may need to be sourced from Germany and would take 2-4 weeks to arrive. Once ordered it cannot be canceled. Please call to check stock or request expedited shipping.

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911 1970-73 - Accessories	911 1974-77 - Accessories
911 1978-83 - Accessories	911 1984-86 - Accessories
911 1987-89 - Accessories	930 1975-77 - Accessories
912 1965-69 - Accessories	911 1989-94 - Accessories
914 1970-76 - Accessories	911 1965-69 - Accessories

Known as: valve spring exhaust valve

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Boxster 2005-08 - Engine	Cayman 2006-08 - Engine
911 1998-05 - Engine	911 2005-08 - Engine

Known as: valve spring exhaust

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Boxster 2009-11 - Engine

Cayman 2009-12 - Engine

Known as: concave washer exhaust lower

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911 Turbo/GT2 2010-13 - Engine

Known as: set of valve springs set exhaust

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911 Turbo/GT2 2010-13 - Engine

- + 15 crank hp & + 14 crank torque. - 2 ½" (63.5 mm) diameter tubing (reduces thermal stress). - 22 lbs. (10 kg) weight savings. - replaces OEM valved Porsche sport exhaust (pse). - reuses OEM headers and cats (no cel, retains OEM software). - intoxicating growl at idle, partial throttle and wide open throttle with the valves open. Factory quiet with them closed! - no ecu software programming necessary. - includes dual 90mm tips - made in Germany. In our relentless quest to meet all of our customers exhaust needs; we wanted to create a special black edition system that retains the OEM headers and cats. The benefits are 3 fold, you can pass emissions with ease, you don't need to run a software file (for th...(choose a part on the right to read more)