exhaust manifold headers for 5.7L HEMI Dodge Ram 1500
exhaust manifold headers front view
exhaust manifold headers installation kit
exhaust manifold headers included parts
EGR Performance exhaust manifold headers
exhaust manifold headers for 5.7L HEMI Dodge Ram 1500
exhaust manifold headers front view
exhaust manifold headers installation kit
exhaust manifold headers included parts
EGR Performance exhaust manifold headers

Exhaust Manifold Headers for 5.7L HEMI Dodge Ram 1500 (2009-2018)

$280.00
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Details
Brand Model Year Engine Model
Dodge Ram 1500 2009-2018 5.7L HEMI

✅ Exact Fitment Guarantee | If you are unsure about compatibility, please contact us at service@egrperformance.com with your VIN number.

Exhaust manifold headers are one of the most effective bolt-on upgrades for unlocking hidden horsepower in your 5.7L HEMI Dodge Ram 1500. Designed as a direct replacement for restrictive factory manifolds, our headers deliver noticeable gains in throttle response and torque across the entire RPM range. Built with precision CNC-machined flanges and TIG/MIG welded construction, these headers are engineered to withstand the demands of both daily driving and heavy towing. Whether you own a 2012 Ram 1500 5.7L or a 2016 HEMI pickup, this upgrade transforms how your truck accelerates and sounds. Keep reading to discover how EGR Performance headers can take your Dodge Ram to the next level.
Shipping Details
Package List

Complete Package Contents

  • 1x Driver Side Exhaust Manifold Header
  • 1x Passenger Side Exhaust Manifold Header
  • 1x Set of Header Gaskets
  • 1x Complete Hardware Kit (bolts, nuts, and washers)
  • 1x Set of Collector Gaskets
Delivery Time
Attention
Legal Disclaimer EGR DPF Delete Offroad Use Only

LEGAL DISCLAIMER

This product may NEVER be installed on a vehicle registered for highway or public street use. By installing this product onto your vehicle, you assume all risk and liability associated with its use. It is your responsibility to make sure your vehicle complies with all federal, state, and local emissions laws.

Federal and many state and local laws prohibit the removal, modification or rendering inoperative of any part of the design affecting emissions or safety on motor vehicles used on a public street or highway. Violation may result in a fine of up to $32,500 per vehicle (or possibly higher depending on changes in the law). All civil penalties and fines for removing your vehicle's emissions equipment are the sole responsibility of the end user.

No other applications besides off-road competition racing use are intended or implied. Depending on where you live, additional restrictions may apply. Check all applicable laws before installing or using.

Not available for sale or use in the state of California, Colorado and Arizona.

Product details

Product Overview

Our exhaust manifold headers replace your factory cast iron manifolds with tubular steel headers that significantly improve exhaust gas flow. By reducing backpressure and allowing exhaust gases to exit more efficiently, these headers help your 5.7L HEMI engine breathe better. The result is increased horsepower, improved torque, and a more aggressive exhaust note that HEMI owners love. Each set is precision-engineered for a direct bolt-on fit on 2009-2018 Dodge Ram 1500 5.7L models.

Ideal For

  • Towing and Hauling: Increased low-end torque means more pulling power when towing trailers or hauling heavy loads, making highway merges and hill climbs significantly easier.
  • Daily Driving: Improved throttle response and broader torque curve make everyday commuting and city driving more enjoyable and responsive.
  • Off-Road Use: Enhanced low-end torque delivery provides better control during off-road crawling and steep incline navigation.
  • Commercial Vehicles: Durable all-welded construction stands up to the rigors of daily commercial use and fleet applications.
  • Engine Performance Upgrades: Headers serve as a foundational upgrade that pairs perfectly with cold air intakes, cat-back exhaust systems, and engine tuners for maximum performance gains.
  • Long-Term Vehicle Ownership: Premium stainless steel construction resists corrosion and cracking, outlasting factory manifolds for years of reliable service.

Core Advantages

  • Increased Horsepower and Torque: Free-flowing tubular design reduces exhaust backpressure, delivering gains of up to 15-25 horsepower and 20-30 lb-ft of torque across the powerband.
  • Improved Fuel Efficiency: Better exhaust scavenging helps the engine operate more efficiently, potentially improving MPG by 1-2 MPG under normal driving conditions when paired with sensible driving habits.
  • Reduced Engine Temperature: Improved exhaust flow reduces heat buildup in the engine bay, helping your 5.7L HEMI run cooler under load.
  • Extended Engine Life: Reduced backpressure means less strain on engine internals, potentially extending the life of your valve train and piston rings.
  • Direct Bolt-On Installation: Precision CNC-machined flanges ensure a perfect fit with no modifications required, using existing mounting points on your Ram 1500.
  • All-In-One Kit: Includes everything needed for installation — headers, gaskets, and complete hardware kit — so you won't need to source additional parts.

Technical Specifications

  • Material: Heavy-gauge tubular steel
  • Finish: 3 Stage Polish Finish
  • Primary Tube Size: 1.75"
  • Outlet Size: 2.00"
  • Head Flange Thickness: 7/16"
  • Outlet Flange Thickness: 3/8"
  • Piping Design: 8-2 piping design
  • Construction: CNC machine flanges with TIG and MIG welded construction
  • Warranty: 1 Year Limited Warranty against manufacturing defects

Why Choose EGR Performance

  • Premium Quality Materials: Manufactured with high-grade steel and precision welds that resist cracking, warping, and corrosion under extreme heat conditions.
  • Precision Engineering: Every set of headers is designed using exact OEM specifications, ensuring perfect fitment and alignment with your 5.7L HEMI engine.
  • Rigorous Testing: Each product undergoes pressure testing and quality inspection to ensure leak-free performance and structural integrity before leaving our facility.
  • Dedicated Customer Support: Email us at service@egrperformance.com for expert technical assistance before, during, and after your purchase.
  • Fast Shipping from USA Warehouse: Orders ship quickly from our US-based warehouse, so you get your parts faster.
  • 1 Year Limited Warranty: Backed by our comprehensive 1-year warranty against manufacturing defects.

Installation Information

Installation Difficulty Level

Moderate

Estimated Installation Time

3-5 hours

Required Tools

  • Socket Set (10mm, 13mm, 15mm, 1/2", 9/16")
  • Torque Wrench
  • Screwdrivers (flat head and Phillips)
  • Pliers
  • Ratchet Extensions and Universal Joints
  • Penetrating Oil (for rusted bolts)
  • Jack and Jack Stands
  • Gasket Scraper

Step-by-Step Installation Overview (3-5 Core Steps)

  1. Disconnect the battery, raise the vehicle on jack stands, and remove the factory exhaust manifolds along with old gaskets and hardware.
  2. Clean the cylinder head mating surfaces thoroughly and install the new header gaskets onto the cylinder head studs.
  3. Position the new headers onto the cylinder heads, hand-thread all bolts, and torque to manufacturer specifications in the proper sequence.
  4. Connect the exhaust system to the header collectors using the provided gaskets and hardware, ensuring a leak-free seal.
  5. Start the engine, check for exhaust leaks, and verify proper fitment before taking the vehicle for a test drive.

Important Note: No printed installation instructions are included. Professional installation is highly recommended. If you need technical support, please contact us at service@egrperformance.com.

Troubleshooting and Problem Solving

Common Issues After Installation

  • Check Engine Light: May trigger due to changes in exhaust flow affecting O2 sensor readings; often resolved with an engine tune.
  • Rough Idle: Can occur if there is an exhaust leak at the gasket or flange connections.
  • Reduced Power: Typically indicates a significant exhaust leak or incorrect installation that needs immediate attention.
  • Exhaust Leaks at Flanges: May develop if bolts were not properly torqued or gaskets were damaged during installation.
  • Unusual Exhaust Noise: Often caused by loose connections or misaligned flanges that need re-torquing.

Error Code Solutions

  • P0420: Catalyst System Efficiency Below Threshold (Bank 1) - Common after header installation due to increased exhaust flow. A performance tune or O2 sensor spacer typically resolves this code.
  • P0430: Catalyst System Efficiency Below Threshold (Bank 2) - Same as P0420 but for the opposite bank. Verify both O2 sensors are properly connected and consider a custom tune.
  • P0171 / P0174: System Too Lean (Bank 1 / Bank 2) - Indicates the engine is running lean after the header upgrade. Check for exhaust leaks before the O2 sensors and verify all connections are tight.

How to Reset Check Engine Light After Installation

  1. Ensure the engine is fully warmed up and all installation steps are complete.
  2. Use an OBD-II scanner to read and clear any stored diagnostic trouble codes.
  3. If you don't have a scanner, disconnect the negative battery terminal for 15-30 minutes, then reconnect.
  4. Start the engine and let it idle for 5-10 minutes to allow the ECU to relearn parameters.
  5. Drive the vehicle normally for 50-100 miles to complete all drive cycles and monitor for any returning codes.

What to Do If Your Vehicle Loses Power After Installation

  • Inspect all exhaust connections and gaskets for leaks that could cause incorrect air/fuel mixture readings.
  • Verify that all O2 sensors are properly connected and not damaged during installation.
  • Check that the headers are properly aligned and not causing any exhaust restriction.
  • Confirm that all vacuum lines and sensors disconnected during installation are properly reconnected.
  • If the issue persists, consult a professional mechanic or contact us at service@egrperformance.com for technical support.

Long-Term Maintenance Tips

  • Regular Inspection: Every 5,000-10,000 miles, visually inspect all header flanges, collector connections, and mounting bolts for signs of leaks, corrosion, or loosening.
  • Routine Maintenance: Re-torque all header bolts after the first 500 miles of driving (heat cycle), and periodically check torque specifications at every oil change interval.
  • Wear Parts Replacement: Header gaskets should be inspected every 30,000-50,000 miles and replaced if signs of leakage or deterioration are present.
  • Hardware Check: Every 15,000 miles, verify that all mounting hardware is tight and in good condition, replacing any rusted or stripped bolts as needed.
  • Polish Maintenance: To maintain the 3 stage polish finish, periodically clean with a mild metal polish and microfiber cloth to prevent discoloration from road grime and heat.
  • Warranty Reminder: "Following these maintenance guidelines will keep your 1 Year Limited Warranty valid."

These exhaust manifold headers are specifically engineered for the Dodge Ram 1500 5.7L HEMI engine, covering model years 2009 through 2018. The 8-2 piping design and 1.75" primary tubes are optimized for the unique exhaust characteristics of the 5.7L HEMI V8, ensuring maximum performance gains across the powerband.

No major modifications are required for installation — these headers are designed as a direct bolt-on replacement for factory exhaust manifolds. However, some models may require minor adjustments to exhaust hangers or heat shields depending on your existing exhaust configuration.

Not compatible with: California emissions vehicles with specific CARB requirements, Ram 1500 models with 3.6L V6 or 6.4L engines, and Ram 2500/3500 heavy-duty models. Does not fit 2019+ Ram 1500 Classic body style variations without verification.

For 100% fitment confirmation, please send your VIN number to service@egrperformance.com

  1. Dispatch Time: Orders will be shipped within 24 hours after successful payment.
  2. Delivery Time: 2-5 business days after dispatch (delivery speed depends on proximity to warehouse location).
  3. Return Window:7 days for unsatisfactory items45 days for quality-related issues
  4. Refund Processing: Refunds will be processed back to your original payment method within 2-4 business days after receiving the automated refund confirmation email (subject to bank verification).

What is an exhaust manifold header?

An exhaust manifold header is an aftermarket performance component that replaces the factory cast iron exhaust manifold. It uses individual steel tubes (primary tubes) that merge into collectors, creating smoother exhaust gas flow and reducing backpressure compared to restrictive stock manifolds.

How does an exhaust manifold header work?

Headers work by providing each cylinder with its own exhaust pipe, preventing exhaust gases from one cylinder from interfering with another. This scavenging effect pulls exhaust gases out more efficiently, allowing the engine to breathe better and produce more power.

What are the benefits of an exhaust manifold header?

The primary benefits include increased horsepower and torque, improved throttle response, better fuel efficiency under certain conditions, reduced engine operating temperatures, and a more aggressive exhaust sound. Headers also serve as a foundation for further performance upgrades.

Will an exhaust manifold header void my warranty?

Under the Magnuson-Moss Warranty Act, a dealer cannot void your entire vehicle warranty simply because you installed aftermarket parts. However, they may deny warranty claims on components directly damaged by the header installation. Always retain your receipts and documentation.

Is an exhaust manifold header legal in my state?

Header legality varies by state emissions regulations. While headers themselves are generally legal for off-road use, vehicles in California and other CARB-compliant states may face restrictions on emissions-related modifications. Check your local state laws before purchasing for street use.

Do I need a tuner for an exhaust manifold header?

While headers can be installed without a tuner, we strongly recommend pairing them with an engine tuner for optimal performance. A custom tune will maximize horsepower gains, correct air/fuel ratios, and prevent check engine lights related to O2 sensor readings.

How much horsepower does an exhaust manifold header add?

On a 5.7L HEMI Dodge Ram 1500, you can typically expect gains of 15-25 horsepower and 20-30 lb-ft of torque with headers alone. When combined with a cold air intake, cat-back exhaust, and a custom tune, total gains can reach 40+ horsepower.

How much MPG gain can I expect from an exhaust manifold header?

Most drivers report a 1-2 MPG improvement under normal highway driving conditions. The improved efficiency comes from reduced pumping losses and better exhaust scavenging. Actual results vary based on driving style, vehicle condition, and other modifications.

How long does it take to install an exhaust manifold header?

Installation typically takes 3-5 hours for a mechanically experienced DIY enthusiast with the proper tools. First-time installers or those working on rusted vehicles should budget additional time. Professional installation is recommended if you're not comfortable with exhaust work.

Can I install an exhaust manifold header myself?

Yes, if you have basic mechanical skills, the right tools, and a safe workspace (jack stands, proper lighting), you can install headers yourself. However, the job involves working with hot exhaust components and rusted fasteners, so patience and caution are essential.

How often should I maintain my exhaust manifold header?

We recommend inspecting your headers every 5,000-10,000 miles during regular oil changes. Re-torque bolts after the initial 500-mile break-in period and at every major service interval. Gaskets should be inspected every 30,000-50,000 miles.

Will this exhaust manifold header fit my 2014 Dodge Ram 1500 5.7L HEMI?

Yes, these headers are specifically designed to fit all 2009-2018 Dodge Ram 1500 models equipped with the 5.7L HEMI V8 engine, including the 2014 model year. For absolute confirmation, send your VIN to service@egrperformance.com.

What is the warranty on this exhaust manifold header?

Our exhaust manifold headers come with a 1 Year Limited Warranty against manufacturing defects. This covers defects in materials and workmanship under normal use. The warranty does not cover damage from improper installation, misuse, or normal wear and tear.

Do you offer technical support?

Yes, we offer dedicated customer support for all our products. If you have questions about fitment, installation, or troubleshooting, email us at service@egrperformance.com and our team will assist you promptly.

How long does shipping take?

Orders placed before 2 PM EST typically ship the same business day from our USA warehouse. Standard shipping takes 3-7 business days within the continental US, while expedited options are available at checkout for faster delivery.

Can I return this exhaust manifold header if it doesn't fit?

Yes, we accept returns within 30 days of purchase for unused, uninstalled products in their original packaging. Please contact service@egrperformance.com to initiate a return and confirm fitment before installation to avoid unnecessary return shipping costs.