SKU: 1781 | UPC: 197975017819
BBK Performance 85mm Throttle Body – 2003-2012 Dodge, Chrysler, Jeep 5.7L / 6.1L / 6.4L HEMI
The BBK Performance 1781 85mm Throttle Body is a high-flow performance upgrade for 2003-2012 Dodge, Chrysler, and Jeep vehicles equipped with 5.7L, 6.1L, and 6.4L HEMI engines. This CNC-machined 356 aluminum throttle body features a larger 85mm bore, new OEM electronics, and precision construction to deliver 12-15 horsepower gains over stock while improving throttle response and acceleration. Designed and manufactured in the USA, it is an excellent choice for mildly modified 5.7L HEMI applications and provides noticeable gains on 6.1L and 6.4L engines as well.
Key Features
- 85mm Throttle Body Bore – Larger bore for maximum airflow and improved performance
- 12-15 Horsepower Gains – Dyno-proven power increase over stock throttle body
- CNC Machined 356 Aluminum – High-quality casting for precise fit and durability
- New OEM Electronics Included – Plug-and-play installation with factory electronics
- Designed & Manufactured in USA – Premium quality with excellent fitment
| Spec | Detail |
|---|---|
| Part Number | 1781 |
| Brand | BBK Performance |
| Type | 85mm Throttle Body (Power Plus Series) |
| Compatibility | 2003-2012 Chrysler 300, Dodge Challenger, Charger, Durango, Magnum, Jeep Grand Cherokee, Commander, Ram 1500/2500/3500 with 5.7L / 6.1L / 6.4L HEMI |
| Material | CNC Machined 356 Aluminum |
| Country of Origin | United States |
| Warranty | BBK Performance Limited Warranty |
Whats Included
- 85mm Throttle Body Assembly
- New OEM electronics installed
- Installation instructions
Product Notes
- Great choice for mildly modified 5.7L HEMI engines (also works well on 6.1L and 6.4L applications)
- Produces noticeable improvements in throttle response and power
- Some Durango applications may require a throttle body harness adapter
Installation Notes
- Bolt-on installation with included OEM electronics
- Estimated time: 30–60 minutes
- A tune is sometimes recommended depending on other modifications
This Part Fits
| Year Range | Make | Model | Trim / Engine | Notes |
|---|---|---|---|---|
| 2005-2012 | Chrysler | 300 / 300C | C / C Luxury / C Platinum / S / SRT8 | 5.7L / 6.1L / 6.4L HEMI |
| 2007-2009 | Chrysler | Aspen | Limited / Limited Hybrid | 5.7L HEMI |
| 2009-2012 | Dodge | Challenger | R/T / R/T Classic / R/T Plus / SE / SRT8 / SXT / SXT Plus | 5.7L / 6.1L / 6.4L HEMI |
| 2006-2012 | Dodge | Charger | Base / Daytona R/T / Pursuit / R/T / SE / SRT8 / SXT / SXT Plus | 5.7L / 6.1L / 6.4L HEMI |
| 2006-2008 | Dodge | Durango | Adventurer / Citadel / Crew / Limited / Limited Hybrid / R/T / SE / SLT / Special Service / ST / SXT | 5.7L HEMI |
| 2005-2008 | Dodge | Magnum | R/T / SE / SRT8 / SXT / SXT Special Edition | 5.7L / 6.1L HEMI |
| 2003-2010 | Dodge | Ram 1500 | Laramie / SLT / Sport / ST / SXT / TRX / TRX4 | 5.7L / 6.1L HEMI |
| 2003-2010 | Dodge | Ram 2500 | Laramie / Power Wagon / SLT / Sport / ST / SXT / TRX / TRX4 | 5.7L / 6.1L HEMI |
| 2005-2009 | Dodge | Ram 3500 | Laramie / SLT / Sport / ST / SXT | 5.7L / 6.1L HEMI |
| 2006-2010 | Jeep | Commander | Limited / Overland / Sport | 5.7L HEMI |
| 2010-2012 | Jeep | Grand Cherokee | Laredo / Limited / Overland / Overland Summit / SRT8 | 5.7L / 6.1L / 6.4L HEMI |
| 2011-2012 | Ram | 1500 | Big Horn / Express / Laramie / Laramie Longhorn / Outdoorsman / SLT / Sport / ST / Tradesman / Tradesman HD | 5.7L / 6.1L / 6.4L HEMI |
| 2011-2012 | Ram | 2500 | Laramie / Laramie Longhorn / Outdoorsman / Power Wagon / SLT / ST | 5.7L / 6.1L / 6.4L HEMI |
| 2011-2012 | Ram | 3500 | Laramie / SLT / ST | 5.7L / 6.1L / 6.4L HEMI |
Why Choose BBK Performance Throttle Bodies?
- #1 choice for high-flow throttle bodies on modern HEMI engines
- Built & tested in the United States
- Chosen by HEMI owners for proven power gains, improved throttle response, and durable construction
Frequently Asked Questions
- Q: Does this throttle body fit my 2010 Dodge Challenger 6.1L SRT8?
A: Yes, direct fit for 2003-2012 Chrysler 300, Dodge Challenger, Charger, Durango, Magnum, Jeep Grand Cherokee, Commander, and Ram with 5.7L, 6.1L, or 6.4L HEMI engines. - Q: Is a tune required?
A: In most cases it works with the factory tune, but a custom tune is sometimes recommended depending on other modifications. - Q: Is it emissions legal?
A: Yes, 50-state emissions legal (CARB EO# D-245-21 where applicable).
Shipping & Handling
- Method: Ground UPS or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Official BBK Performance retail box





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