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SKU:TP-0624-RB
Tameless Performance Billet Cummins Rocker Box – 2006+ Cummins 5.9L / 6.7L
Tameless Performance Billet Cummins Rocker Box – 2006+ Cummins 5.9L / 6.7L

Description
Tameless Performance Billet Cummins Rocker Box is designed to replace the factory cast aluminum rocker box found on 2006+ Cummins 5.9L and 6.7L engines. Machined from premium 6061-T6 billet aluminum, this rocker box offers improved rigidity, superior sealing, and a clean, high-end appearance that stands out under the hood.
The Factory Rocker box weight is 5.95lbs our Billet Cummins Rocker box is 4.8lbs complete big plus for Diesel race engines. While providing Improved clamping for sealing.
Features:
- CNC-machined from solid 6061-T6 billet aluminum for maximum strength and precision fitment
- Direct bolt-on replacement for 2006–2024 Cummins 5.9L and 6.7L engines
- Improved gasket sealing to reduce oil leaks and eliminate warping found in factory cast units
- Compatible with OEM or aftermarket valve covers
- Proudly designed and machined in Asheville, NC, USA
- Clearance for Head studs
- 1 Piece design with TIME SERTS for mounting
- Weight Savings From OEM
Applications:
- 2006–2007 Dodge Ram 2500 / 3500 5.9L Cummins
- 2007.5–2024 Ram 2500 / 3500 / 4500 / 5500 6.7L Cummins
Why Choose Tameless Performance:
Every billet part we produce is engineered with precision and attention to detail. From our CNC machining process to final inspection, we ensure the highest quality and performance. Whether you’re building a show truck or a workhorse, our billet rocker box provides the durability, looks, and dependability your Cummins deserves.
Built by Tameless. Machined for Performance.
Fitments
2006 Ram: Cummins 5.9L
2007 Ram: Cummins 5.9L
2007.5 Ram: Cummins 6.7L
2008 Ram: Cummins 6.7L
2009 Ram: Cummins 6.7L
2010 Ram: Cummins 6.7L
2011 Ram: Cummins 6.7L
2012 Ram: Cummins 6.7L
2013 Ram: Cummins 6.7L
2014 Ram: Cummins 6.7L
2015 Ram: Cummins 6.7L
2016 Ram: Cummins 6.7L
2017 Ram: Cummins 6.7L
2018 Ram: Cummins 6.7L
2019 Ram: Cummins 6.7L
2020 Ram: Cummins 6.7L
2021 Ram: Cummins 6.7L
2022 Ram: Cummins 6.7L
2023 Ram: Cummins 6.7L
2024 Ram: Cummins 6.7L
Instructions
Specifications
SKU: TP-0624-RB
GTIN: 860014752025
Manufacture Name: Tameless Performance
Shipping Weight: 5 LBS
Shipping Length: 34
Shipping Width: 14
Shipping Height: 10
EO Number:
Cross Reference # 4938658 / 21003 / GRD67CM3015 / 3975943 / 3975944
Warranty
California Proposition 65 Warning
California Proposition 65 Warning - P65warnings.ca.gov
TP-0624-RB
Tameless Performance Billet Cummins Rocker Box – 2006+ Cummins 5.9L / 6.7L
Tameless Performance Billet Cummins Rocker Box is designed to replace the factory cast aluminum rocker box found on 2006+ Cummins 5.9L and 6.7L engines. Machined from premium 6061-T6 billet aluminum, this rocker box offers improved rigidity, superior sealing, and a clean, high-end appearance that stands out under the hood.
The Factory Rocker box weight is 5.95lbs our Billet Cummins Rocker box is 4.8lbs complete big plus for Diesel race engines. While providing Improved clamping for sealing.
Features:
- CNC-machined from solid 6061-T6 billet aluminum for maximum strength and precision fitment
- Direct bolt-on replacement for 2006–2024 Cummins 5.9L and 6.7L engines
- Improved gasket sealing to reduce oil leaks and eliminate warping found in factory cast units
- Compatible with OEM or aftermarket valve covers
- Proudly designed and machined in Asheville, NC, USA
- Clearance for Head studs
- 1 Piece design with TIME SERTS for mounting
- Weight Savings From OEM
Applications:
- 2006–2007 Dodge Ram 2500 / 3500 5.9L Cummins
- 2007.5–2024 Ram 2500 / 3500 / 4500 / 5500 6.7L Cummins
Why Choose Tameless Performance:
Every billet part we produce is engineered with precision and attention to detail. From our CNC machining process to final inspection, we ensure the highest quality and performance. Whether you’re building a show truck or a workhorse, our billet rocker box provides the durability, looks, and dependability your Cummins deserves.
Built by Tameless. Machined for Performance.
Tameless Performance Billet Cummins Rocker Box – 2006+ Cummins 5.9L / 6.7L
Fitment is very nice. Machined edges excellent.
Great product.