Turbo Dynamics

Porsche Cayenne (955) 4.5i Twin Turbos - Stage 1 - MD561 & MD562 [650-700 bhp]

MD561 & MD562 Stage 1 Twin Hybrid Turbos feature:
• Hybrid Turbos designed 6 Blade Billet Compressor Wheel providing optimal airflow
• Compressor cover modified to suit new larger compressor wheel
• Turbine housing modified to accommodate new larger turbine wheel
• Turbine wheel modified to reduce backpressure
• Recommended maximum boost level: 22-24 PSI
• Estimated Power Output: 650-700bhp*

Turbo benefits from Hybrid Turbos own design billet aluminium compressor wheel. Not only does billet offer significantly improved strength and durability over the original cast aluminium wheels if used correctly the material can be used to make the wheel lighter. A lighter compressor wheel will spool quicker allowing for better response from the turbocharger meaning a reduction in turbo lag. The billet aluminium compressor wheels are upto 20% lighter than the originally used cast items.


MD561 & MD562 Twin Hybrid Turbochargers fit:

Porsche Cayenne (955) Turbo 4.5 litre 450 bhp,year 2003-2006, OEM number 94812301656.
These hybrids are a direct replacement for IHI VVQ1 & VVQ2.

These Hybrid Turbos must be fitted as a pair.

*Please Note: Our hybrid turbochargers require exact engine management settings and/or supporting modifications to achieve these horsepower figures.


All Turbochargers are built to order and are usually despatched in 7 working days.

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MD561MD562

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Porsche 911 (997) GT2 Twin Turbos - Stage 1 - MD516 & MD517 [650-675 bhp]

MD516 & MD517 Stage 1 Twin Hybrid Turbos feature:
• Specially modified high flow BorgWarner K24 Compressor Wheels featuring the latest extended tip techology
• Compressor cover profile re-profiled to suit larger compressor wheels
• Turbochargers fully blueprinted to motorsport standards
• Estimated Power Output: 650-675bhp*

MD516 & MD517 Twin Hybrid Turbochargers fit:

Porsche 911 GT2 (997) 3.6 litre 523 bhp, engine code 997 Top, year 2007 onwards, OEM number 99712307776
MD516 & MD517 turbos are a direct replacement for 5304-970-0080 & 5304-970-0081.

These Hybrid Turbos must be fitted as a pair.

*Please Note: Our hybrid turbochargers require exact engine management settings and/or supporting modifications to achieve these horsepower figures.


All Turbochargers are built to order and are usually despatched in 7 working days.

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MD516MD517

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Porsche 911 (997) Twin Turbos - Stage 1 - MDX472 & MDX473 [575-600 bhp]

This is based on modifying your existing turbos.

MDX472 & MDX473 Stage 1 Twin Hybrid Turbos feature:
• Specially modified high flow BorgWarner K26 Compressor Wheel
• Compressor cover re-profiled to suit larger compressor wheels
• Turbochargers fully blueprinted to motorsport standards
• Estimated Power Output: 575-600bhp*

Turbo benefits from Hybrid Turbos own design billet aluminium compressor wheel. Not only does billet offer significantly improved strength and durability over the original cast aluminium wheels if used correctly the material can be used to make the wheel lighter. A lighter compressor wheel will spool quicker allowing for better response from the turbocharger meaning a reduction in turbo lag. The billet aluminium compressor wheels are upto 20% lighter than the originally used cast items.

MDX472 & MDX473 Twin Hybrid Turbochargers fit:
Porsche 911 Turbo, engine code 997 year 2006 & 2010, OEM number 99712301476
MD472 & MD473 turbos are a direct replacement for 5304-970-0060 & 5304-988-0060.

These Hybrid Turbos must be fitted as a pair.

*Please Note: Our hybrid turbochargers require exact engine management settings and/or supporting modifications to achieve these horsepower figures.


All Turbochargers are built to order and are usually despatched in 7 working days.

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MDX472MDX473

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Porsche 911 (996) GT2 Twin Turbos - Stage 2 - MD545 & MD546 [650-700 bhp]

MD545 & MD546 Stage 2 Twin Hybrid Turbos feature:
• Specially modified Garrett 56 trim compressor wheels fitted
• Compressor cover re-profiled to suit replacement compressor wheels
• Exhaust wheels lightened and modified to help reduce backpressure
• Turbochargers fully blueprinted to motorsport standards
• Twin piston ring seals fitted
• Estimated Power Output: 650-700bhp*

MD545 & MD546 Twin Hybrid Turbochargers fit:
Porsche 911 GT2, engine code M96/70 S, year 2001 &, OEM number 99612398371
Porsche 911 Turbo, engine code M96/70, year 2000 &, part number 5316-988-6726, OEM number 99612301374 / 99612301375
MD545 & MD546 Hybrid turbos are a direct replacement for 5324-970-7005 & 5324-988-7005.

These Hybrid Turbos must be fitted as a pair.

*Please Note: Our hybrid turbochargers require exact engine management settings and/or supporting modifications to achieve these horsepower figures.


All Turbochargers are built to order and are usually despatched in 7 working days.

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MD545MD546

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Porsche 911 (996) GT2 Twin Turbos - Stage 1 - MD433 & MD434 [600-650 bhp]

MD433 & MD434 Stage 1 Twin Hybrid Turbos feature:
• Specially modified high flow compressor wheels fitted
• Compressor cover re-profiled to suit replacement compressor wheels
• Exhaust wheels lightened and modified to help reduce backpressure
• Turbochargers fully blueprinted to motorsport standards
• Twin piston ring seals fitted
• Estimated Power Output: 600-650bhp*

MD433 & MD434 Twin Hybrid Turbochargers fit:
Porsche 911 (996) GT2, engine code M96/70 S, year 2001 &, OEM number 99612398371
MD433 & MD434 turbos are a direct replacement for 5316-970-6726 & 5316-970-6727.

These Hybrid Turbos must be fitted as a pair.

*Please Note: Our hybrid turbochargers require exact engine management settings and/or supporting modifications to achieve these horsepower figures.


All Turbochargers are built to order and are usually despatched in 7 working days.

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MD433MD434

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Porsche 911 (996) Twin Turbos - Stage 2 - MD431 & MD432 [575-600 bhp]

MD431 & MD432 Stage 2 Twin Hybrid Turbos feature:
• Specially modified high flow compressor wheels fitted
• Compressor cover re-profiled to suit replacement compressor wheels
• Exhaust wheels lightened and modified to help reduce backpressure
• Turbochargers fully blueprinted to motorsport standards
• Twin piston ring seals fitted
• Estimated Power Output: 575-600bhp*

MD431 & MD432 Twin Hybrid Turbochargers fit:
Porsche 911 Turbo (996), engine code M96/70, year &, OEM number 99612301475. MD431 & MD432 turbos are a direct replacement for 5316-970-6727 & 5316-988-6727.

These Hybrid Turbos must be fitted as a pair.

*Please Note: Our hybrid turbochargers require exact engine management settings and/or supporting modifications to achieve these horsepower figures.


All Turbochargers are built to order and are usually despatched in 7 working days.

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MD431MD432

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Porsche 911 (996) Twin Turbos - Stage 1 - MD429 & MD430 [550-575 bhp]

MD429 & MD430 Stage 1 Twin Hybrid Turbos feature:
• Specially modified high flow GT Series Compressor Wheels fitted
• Compressor cover re-profiled to suit replacement compressor wheels
• Exhaust wheels lightened and modified to help reduce backpressure
• Turbochargers fully blueprinted to motorsport standards
• Twin piston ring seals fitted
• Estimated Power Output: 550-575bhp*

MD429 & MD430 Twin Hybrid Turbochargers fit:
Porsche 911 Turbo (996), engine code M96/70, year &, OEM number 99612301475. MD429 & MD430 turbos are a direct replacement for 5316-970-6727 & 5316-988-6727.

These Hybrid Turbos must be fitted as a pair.

*Please Note: Our hybrid turbochargers require exact engine management settings and/or supporting modifications to achieve these horsepower figures.


All Turbochargers are built to order and are usually despatched in 7 working days.

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MD429MD430

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Porsche 911 (993) GT2 Twin Turbos - Stage 2 - MD547 & MD548 [650-700 bhp]

MD547 & MD548 Stage 2 Twin Hybrid Turbos feature:
• Specially modified Garrett 56 trim compressor wheels fitted
• Compressor cover re-profiled to suit replacement compressor wheels
• Exhaust wheels lightened and modified to help reduce backpressure
• Turbochargers fully blueprinted including twin piston ring seals fitted
• Estimated Power Output: 650-700bhp*

MD547 & MD548 Twin Hybrid Turbochargers fit:
Porsche 911 GT2, engine code M64/60 S, year 1995 & 1999, OEM number 99312301385
MD547 & MD548 turbos are a direct replacement for Porsche 911 Turbo, engine code M64/60, year 1995 & 1998, part number 5316-988-6736, OEM number 99312301352 as a performace upgrade.
MD547 & MD548 Hybrid turbos are a direct replacement for 5324-970-7003 & 5324-988-7003 turbo.

These Hybrid Turbos must be fitted as a pair.

*Please Note: Our hybrid turbochargers require exact engine management settings and/or supporting modifications to achieve these horsepower figures.


All Turbochargers are built to order and are usually despatched in 7 working days.

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MD547MD548

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Porsche 911 (993) GT2 Twin Turbos - Stage 1 - MD435 & MD436 [600-650 bhp]

MD435 & MD436 Stage 1 Hybrid Turbos feature:
• Specially modified high flow compressor wheels fitted
• Compressor cover re-profiled to suit replacement compressor wheels
• Exhaust wheels lightened and modified to help reduce backpressure
• Turbochargers fully blueprinted to motorsport standards
• Twin piston ring seals fitted
• Estimated Power Output: 600-650bhp*

MD435 & MD436 Twin Hybrid Turbochargers fit:
Porsche 911 (993) GT2, engine code 993USTGTR2, year 1995-1999, OEM number 99312301382
MD435 & MD436 turbos are a direct replacement for 5316-970-6736 & 5316-970-6735

These Hybrid Turbos must be fitted as a pair.

*Please Note: Our hybrid turbochargers require exact engine management settings and/or supporting modifications to achieve these horsepower figures.


All Turbochargers are built to order and are usually despatched in 7 working days.

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MD435MD436

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Porsche 911 (993) Twin Turbos - Stage 2 - MD427 & MD428 [630 bhp]

MD427 & MD428 Stage 2 Twin Hybrid Turbos feature:
• Specially modified high flow compressor wheels fitted
• Compressor cover re-profiled to suit replacement compressor wheels
• Exhaust wheels lightened and modified to help reduce backpressure
• Turbochargers fully blueprinted to motorsport standards
• Twin piston ring seals fitted
• Actual Power Achieved: 630 bhp*

MD427 & MD428 Twin Hybrid Turbochargers fit:
Porsche 911 Turbo (993) originally fitted with 5316-970-6736 and 5316-970-6735 turbos.
Porsche 911 Turbo, engine code M64/60, year &, OEM number 99312301352
MD427 & MD478 turbos are a direct replacement for 5316-970-6736 & 5316-988-6736.

These Hybrid Turbos must be fitted as a pair.

*Please Note: Our hybrid turbochargers require exact engine management settings and/or supporting modifications to achieve these horsepower figures.


All Turbochargers are built to order and are usually despatched in 7 working days.

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MD427MD428

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Porsche 911 (993) Twin Turbos - Stage 1 - MD422 & MD423 [550-600 bhp]

MD422 & MD423 Stage 1 Twin Hybrid Turbos feature:
• Specially modified high flow GT Series Compressor Wheels fitted
• Compressor cover re-profiled to suit replacement compressor wheels
• Exhaust wheels lightened and modified to help reduce backpressure
• Turbochargers fully blueprinted to motorsport standards
• Twin piston ring seals fitted
• Estimated Power Output: 550-600bhp*


MD422 & MD423 Twin Hybrid Turbochargers fit:
Porsche 911 Turbo (993) originally fitted with 5316-970-6736 and 5316-970-6735 turbos.
Porsche 911 Turbo, engine code M64/60, year &, OEM number 99312301452
MD422 & MD423 turbos are a direct replacement for 5316-970-6736 & 5316-988-6736.

These Hybrid Turbos must be fitted as a pair.

* Please Note: Our hybrid turbochargers require exact engine management settings and/or supporting modifications to achieve these horsepower figures.

All Turbochargers are built to order and are usually despatched in 7 working days.

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

MD422MD423

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