Soler Engineering Premium Modified Throttle Body - 74mm - 78mm Effective) (1999 - 2025 Porsche 911) - SE-474-078NE
High-Performance 74mm - 78mm Effective) Throttle Body Upgrade for Porsche Platforms
The Soler Engineering SE-474-078NE Premium Modified Throttle Body is a fully reworked OEM Bosch unit engineered to dramatically improve throttle response, airflow efficiency, and overall drivability across a wide range of Porsche models. Featuring advanced port shaping, velocity-stack geometry, blade refinement, and a diamond-polished 16 Ra microinch finish, this throttle body delivers smoother airflow, reduced turbulence, and a noticeably sharper driving feel without requiring any ECU tuning.
With an effective bore of 78mm - enabled by a shaftless high-pressure blade design - this upgraded throttle body provides larger wide-open-throttle flow area, improved low-end agility, and enhanced power delivery at every throttle position. It is a direct-fit upgrade for numerous Porsche flat-six and V6 applications, offering OEM reliability with significantly improved performance characteristics.
Performance Features
- Porting taper and upstream bore reshaped into a velocity-stack lip for smoother airflow
- Sharp leading and trailing blade edges for reduced turbulence
- 16 Ra diamond-polished bore surface for lower skin friction
- Shaftless high-pressure blade side increases effective WOT flow area to 78mm
- Self-cleaning throat and refined flow gap
- Dome and thread-locked hardware for long-term reliability
- Built from brand-new OEM Bosch components
Benefits
- Lighter weight-to-power feel increases low-speed agility and driving engagement
- Smoother, more predictable throttle curve with sharper shift transitions
- Instant response right off idle while maintaining OEM idle stability
- No tune required - fully warranty-safe upgrade
- Provides more airflow and power potential at every throttle angle
- Ideal foundation for future performance modifications
- Simple, direct-fit installation
Quick Specs
- Part Number: SE-474-078NE
- Bore Size: 74mm - 78mm effective)
- Construction: Modified OEM Bosch throttle body
- Finish: Diamond-polished 16 Ra microinch bore
- Fitment: Wide Porsche compatibility (see full list)
- Tuning Required: No
- Warranty: 1-Year Warranty*
Fitment
Porsche 911 Turbo - 3.6L & 3.8L (2005 - 2025*)
- 2005 Porsche 911 Turbo
- 2006 Porsche 911 Turbo
- 2007 Porsche 911 Turbo
- 2008 Porsche 911 Turbo
- 2009 Porsche 911 Turbo
- 2010 Porsche 911 Turbo
- 2011 Porsche 911 Turbo
- 2012 Porsche 911 Turbo
- 2013 Porsche 911 Turbo
- 2014 Porsche 911 Turbo
- 2015 Porsche 911 Turbo
- 2016 Porsche 911 Turbo
- 2017 Porsche 911 Turbo
- 2018 Porsche 911 Turbo
- 2019 Porsche 911 Turbo
- 2020 Porsche 911 Turbo
- 2021 Porsche 911 Turbo
- 2022 Porsche 911 Turbo
- 2023 Porsche 911 Turbo
- 2024 Porsche 911 Turbo
- 2025 Porsche 911 Turbo
Porsche 911 - 3.8L Naturally Aspirated (2005 - 2008)
- 2005 Porsche 911 (3.8L NA w/o X51)
- 2006 Porsche 911 (3.8L NA w/o X51)
- 2007 Porsche 911 (3.8L NA w/o X51)
- 2008 Porsche 911 (3.8L NA w/o X51)
Porsche 911 - 3.6L Naturally Aspirated (1999 - 2004)
- 1999 Porsche 911 (3.6L NA)
- 2000 Porsche 911 (3.6L NA)
- 2001 Porsche 911 (3.6L NA)
- 2002 Porsche 911 (3.6L NA)
- 2003 Porsche 911 (3.6L NA)
- 2004 Porsche 911 (3.6L NA)
Porsche Cayman - All NA Flat-6 (2005 - 2025*)
- 2005 - 2025 Porsche Cayman (All NA Flat-6 models)
Porsche Boxster - All NA Flat-6 (2005 - 2025*)
- 2005 - 2025 Porsche Boxster (All NA Flat-6 models)
Porsche Cayenne - 3.6L V6 NA (2007 - 2025*)
- 2007 - 2025 Porsche Cayenne 3.6L NA
Porsche Macan - 3.0L & 3.6L V6 Turbo (2015 - 2025*)
- 2015 - 2025 Porsche Macan (3.0L Turbo / 3.6L Turbo)
Porsche Panamera - 3.6L V6 NA (2010 - 2025*)
- 2010 - 2025 Porsche Panamera 3.6L NA
*2017+ Models - Contact us for availability and fitment confirmation.
Upgrade Option - 86mm Throttle Body
For even greater airflow, the SE-473-086 (82mm bore / 86mm effective) throttle body can be installed using the Adapter Kit PN: SE0473-82-72, compatible with all vehicles listed above.
FAQs
Is tuning required for this throttle body upgrade?
No. The SE-474-078NE is designed to operate flawlessly on factory calibration while maintaining full OEM reliability.
What is the main benefit of the 78mm effective bore?
The shaftless blade design increases the wide-open-throttle flow area, improving power potential without affecting idle quality or daily drivability.
Why Buy from Beefcake Racing?
Beefcake Racing offers expert guidance, competitive pricing, and fast shipping on Soler Engineering Porsche throttle bodies and performance components. Need assistance choosing the right upgrade?
Call 1-855-827-7223 or email sales@beefcakeracing.com.
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