1. Product Overview / Principle
What is an intake manifold?
The intake horn is an important part of your car's engine system. It distributes air evenly to each cylinder, ensuring optimal combustion and performance. By regulating air intake, the intake manifold increases engine efficiency, improves power output, and reduces fuel consumption.
SPELAB 6.7L Cummins Intake Manifold Overview
The SPELAB 6.7L Cummins intake manifold is designed to optimize vehicle airflow and maximize engine performance. Manufactured with premium aluminum alloys and precision engineering, this manifold improves throttle response, increases fuel efficiency, and delivers exceptional power to your 2007-2024 Dodge Ram 2500/3500.
Keep reading to learn more about how the SPELAB intake manifold works and why it's the perfect upgrade for your vehicle.
2. Technical Specifications
Dimensions and Weight
Intake Manifold For 2013-2018 6.7L Cummins:
Dimensions
Length: 12.39 inches
Width: 7.24 inches
Height: 8.25 inches
Weight: Approximately 6.9 lbs
Gird Heater Delete:
Dimensions
Length: 19.80 inches
Width: 3.98 inches
Height: 0.27-0.38 inches
Weight: Approximately 2 lbs
Power and Performance
Type | Improvement |
---|---|
Airflow Efficiency | +45% |
Throttle Response | +30% |
Corrosion Resistance | 95% |
Material Composition
- Primary Material: High-strength aluminum alloy
- Lightweight Design: The aluminum alloy construction reduces overall weight, lowering engine load and improving fuel efficiency.
- Excellent Thermal Conductivity: The material efficiently dissipates heat, minimizing heat buildup in the engine bay and protecting surrounding components.
-
Superior Corrosion Resistance: Naturally corrosion-resistant aluminum, combined with black powder-coated finish , ensures long-lasting durability.
Mechanical Characteristics
Advanced Internal Baffles: Innovative internal baffles effectively guide airflow, reducing turbulence and ensuring consistent and balanced airflow distribution to all cylinders for improved combustion uniformity.
Sensor Ports: Precision-engineered 45° angled sensor ports,improved compatibility with factory sensors, and accurate readings for optimal monitoring.
Durable Mounting Hardware (304 Stainless Steel): Includes high-strength 304 stainless steel bolts with excellent corrosion resistance, providing a secure and stable installation for long-term use.
Precision Machining (CNC): Manufactured using CNC precision machining to ensure a perfect fit with OEM components, enabling seamless installation and performance optimization.
Compatibility Information
Supported Models:
- Dodge Ram 2500/3500 (2007-2024)
- Compatible with 6.7L Cummins diesel engines
EGR Compatibility: Fully compatible with SPELAB’s EGR delete kits
Other Aftermarket Components: Designed to integrate seamlessly with other performance parts
Additional Features
Noise Reduction: Optimized airflow pathways minimize intake noise for a quieter operation
Maintenance Accessibility: Strategically placed oil ports for easy cleaning and maintenance
Improved Airflow Pathway (180° Smooth Curve): Larger internal passages and a near 180° smooth curve design, minimizing airflow disruption, reducing engine strain, and enhancing combustion efficiency.
Oil Port Accessibility: Strategically placed oil ports simplify maintenance tasks, making cleaning and servicing more efficient and user-friendly.
Compact and Efficient Layout: Streamlined design reduces the angle of bends, ensuring smoother airflow and maximizing space in the engine compartment.
Learn about the unique benefits of SPELAB intake manifolds in the next section.
3. Product Advantages
Why Choose a SPELAB Intake Manifold?
There are many advantages to choosing a SPELAB 6.7L Cummins intake manifold. They are designed to enhance engine airflow, improve fuel efficiency and increase power output. Its durable construction and precision design ensure long-term performance and reliability.
Practical Benefits
- Improved throttle response for faster acceleration.
- Improved engine efficiency for better fuel economy.
- Long-lasting durability, reducing the need for frequent replacement.
- Simple installation with no additional adjustments required.
SPELAB Performance Comparison
Performance Metric | SPELAB | OEM | Other Performance Parts |
---|---|---|---|
Airflow Efficiency (%) | 45% | 20% | 25%-45% |
Throttle Response (%) | 30% | 10% | 20%-30% |
Corrosion Resistance (%) | 95% | 60% | 80%-95% |
The SPELAB intake manifold is the ideal upgrade for Dodge Ram 2500/3500 owners looking to improve the performance of their vehicle.
Read on to learn more about the features that set SPELAB intake manifolds apart.
4. Installation Instructions
Pre-Installation Checklist
- Verify that you have received the correct kit and all parts listed above.
- Ensure all parts are in good condition and undamaged.
- Always practice safe working standards:
- Allow the exhaust to cool completely before starting.
- Use appropriate safety stands and tools.
- Disconnect the battery negative terminals to avoid accidental arcing during the installation process.
Installation Steps
1. Preparation
- Disconnect the batteries. Place rags around the negative terminals to prevent accidental contact.
- Remove the engine beauty cover using an 8mm deep socket (four bolts). Reinsert the dipstick once the cover is removed.
2. OEM Component Removal
-
Remove EGR Harness and Tube:
- Loosen EGR clamps on the driver's and passenger’s sides without fully removing them.
- Carefully release the gaskets to avoid losing them in the engine bay.
-
Remove Factory Grid Heater:
- Detach all related electrical connectors, including injector plugs and PCV hoses.
- Mark threaded inserts with a paint marker to ensure they don’t spin loose when removing fuel lines.
-
Remove Fuel Lines:
- Use a wrench to stabilize inserts if they move. Install dust covers to prevent debris from entering the open ports.
3. Installing the SPELAB Intake Manifold
-
Gasket Alignment:
- Spray adhesive on the supplied gaskets and stick them onto the flat surfaces of the manifold plate.
-
Sensor and Bolt Placement:
- Transfer the factory MAP sensor and temperature sensor to the SPELAB manifold.
- Install the supplied plugs into the designated ports.
-
Manifold Installation:
- Secure the SPELAB manifold using the included bolts. Tighten bolts in a crisscross pattern to 18-20 ft/lbs.
- Attach the dipstick tube bracket and reinstall all electrical connections, PCV hoses, and injector plugs.
4. Final Steps
- Tighten clamps on the boost tube and EGR connections. Ensure all bolts and plugs are securely in place.
- Reconnect the batteries and start the engine. Allow 1-2 minutes of engine turnover for the fuel system to re-pressurize.
Check out the SPELAB 6.7 Cummins Intake Manifold step-by-step graphic combined tutorial!
Maintenance Guide
To ensure the long-term performance and stability of the SPELAB 6.7L Cummins intake manifold, please follow the detailed maintenance recommendations below:
1. Routine Inspections
Regular inspections are essential for maintaining the efficiency of the intake manifold and related components:
- Inspection Interval: Perform a comprehensive check every 10,000 kilometers or 6 months.
-
Inspection Items:
- Bolt Tightness: Ensure all bolts are tightened to the recommended torque (18-20 ft/lbs) to prevent loosening or leaks.
- Gaskets: Check for signs of aging, cracking, or deformation. Replace immediately if damaged.
- Sensor Ports: Verify that sensors are securely installed and that there are no loose connections or oil contamination.
2. Cleaning Maintenance
Keeping the intake manifold clean helps maintain performance and prolong its lifespan:
-
External Cleaning:
- Wipe the surface with a damp cloth to remove dust and oil.
- Avoid using strong acidic or alkaline cleaners to prevent damage to the surface coating.
-
Internal Cleaning:
- Perform internal cleaning every 30,000 kilometers or 1 year (if accessible):
- Method: Remove the intake manifold and clean the interior with compressed air or a non-corrosive cleaner to eliminate carbon buildup.
- Precaution: Ensure the interior is completely dry after cleaning to avoid introducing residues into the engine.
- Perform internal cleaning every 30,000 kilometers or 1 year (if accessible):
3. Corrosion Protection
While the SPELAB intake manifold is constructed from high-strength aluminum alloy with an anti-rust coating, regular corrosion protection can further extend its lifespan:
- In high-humidity or coastal environments, apply a corrosion-resistant protective agent to the exterior surface every 12 months.
- Avoid prolonged exposure to salt or chemical corrosion. Rinse the manifold thoroughly after use in such conditions.
4. Replacement of Key Components
Certain components may require replacement after extended use:
- O-Rings: Inspect every 50,000 kilometers and replace immediately if signs of aging or damage are found.
- Gaskets: Replace gaskets if there are leaks or if the seal is compromised.
- Sensors: Regularly clean MAP and temperature sensors to maintain their accuracy.
5. Recommendations for Special Environments
- Dusty Environments: Frequently check the interior of the intake manifold for debris or buildup, and clean the air filter to prevent blockages.
- Cold Regions: Ensure that ice or frozen air does not block the intake passages during winter. Implement heating measures if necessary.
6. Precautions
- Avoid Hard Impacts: The aluminum alloy construction is durable, but the surface coating may be damaged by tools or hard objects.
- Do Not Modify Ports: Unauthorized modifications to the manifold ports may cause leaks or performance issues.
- Use Recommended Components: Always use SPELAB genuine parts for replacements to ensure compatibility and consistent performance.
7. Maintenance Log
It is recommended that users keep a maintenance log for the air intake manifold, including:
- The date and details of each inspection.
- The time and reason for any component replacements.
- The frequency of cleaning and protective measures.
Legal Disclaimer and Safety Information
The use of the SPELAB air intake horn must comply with all applicable local, state, and federal laws and regulations. Vehicle modifications may affect emissions compliance and should only be performed where legally permitted. SPELAB is not responsible for any fines or liabilities resulting from the misuse of this product.
Performance Optimization Suggestions
-
Pair with SPELAB’s EGR Delete Kit
- Effectively enhance airflow efficiency, reduce engine load, and improve overall performance.
-
Combine with Gird Heater Delete Kit
- Optimize engine temperature management, reduce heat buildup, and improve combustion efficiency and durability.
-
Use High-Quality Fuel
- Improve engine efficiency, enhance throttle response, and achieve a smoother driving experience.
-
Upgrade with SPELAB Turbocharger Kit
- Significantly boost power output, delivering stronger acceleration and greater reliability under high-load conditions.
After-Sales Service Information
Technical Support: For any questions or technical assistance, please email us at service@spelabautoparts.com, and our support team will be happy to assist you.
FAQ
Q1: Can the intake manifold improve fuel efficiency for all driving conditions?
A1: Yes, the SPELAB intake manifold improves airflow and combustion efficiency, which can enhance fuel economy, particularly during highway driving or under heavy loads.
Q2: What’s the difference between the SPELAB intake manifold and OEM manifolds?
A2: The SPELAB intake manifold features advanced internal baffles, larger airflow pathways, and precision engineering for better airflow distribution, throttle response, and durability compared to OEM manifolds.
Q3: Are additional gaskets or O-rings needed for installation?
A3: No, the SPELAB intake manifold comes with all necessary gaskets, O-rings, and hardware for installation.
Q4: How long does it typically take to install the SPELAB intake manifold?
A4: The installation time can vary based on experience, but for most users, it takes 2–4 hours with the proper tools and following the included guide.
Q5: Can this manifold handle extreme temperatures?
A5: Yes, the high-strength aluminum alloy and black powder coating offer excellent thermal conductivity and durability, even in extreme conditions.
Q6: Does the manifold require tuning or calibration after installation?
A6: While the manifold is designed for plug-and-play installation, some users may benefit from professional tuning to maximize performance gains.
Q7: Is the SPELAB intake manifold suitable for off-road or racing applications?
A7: Yes, the enhanced airflow efficiency and durability make it a great choice for off-road and racing scenarios, where performance is critical.
Q8: What should I do if I notice unusual engine noise after installation?
A8: Unusual noise may indicate a loose connection or improperly sealed gasket. Double-check all bolts, clamps, and connections following the torque specifications provided in the guide.
Q9: Can I use aftermarket sensors with the SPELAB manifold?
A9: Yes, the sensor ports are compatible with most aftermarket sensors, but ensure the sensors have the correct thread type (1/8" NPT).
Q10: What are the warranty terms for the SPELAB intake manifold?
A10: SPELAB provides a limited warranty for manufacturing defects. For more details, contact our support team at service@spelabautoparts.com.
Related articles
How Much HP Does a Ported Intake Manifold Add?
What Will A Aluminium Intake Manifold Do
Best Intake Manifold/Horn for 6.7 Cummins