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Spec D

Built for your Spec D platform, this collection offers a range of high-quality aftermarket parts and upgrades designed to enhance your vehicle’s performance and reliability. Whether you’re looking to improve power delivery, throttle response, or overall durability, these components are engineered to meet the demands of serious enthusiasts.

Inside this category, you’ll find everything from performance engine parts to supporting upgrades that help optimize your build. Each product is selected with fitment and function in mind, ensuring compatibility and maximum impact on your Spec D setup.

  • Engine internals for strength and reliability
  • Performance upgrades for power and response
  • Supporting mods to enhance overall drivability
  • Durable components built for long-term use

Shop Spec D aftermarket upgrades for your vehicle at FastHemis.

SELECT YOUR VEHICLE

531 Results

Spec D OEM Style Headlights w/ LED Bar (Black): Dodge Ram 2009 - 2018
Spec D OEM Style Headlights w/ LED Bar (Black): Dodge Ram 2009 - 2018
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Spec D OEM Style Headlights w/ LED Bar (Black): Dodge Ram 2009 - 2018

Spec D

Regular price $255.00 $189.00 26% off

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Spec D OEM Style Headlights w/ LED Bar (Chrome): Dodge Ram 1994 - 2002
Spec D OEM Style Headlights w/ LED Bar (Chrome): Dodge Ram 1994 - 2002

Spec D OEM Style Headlights w/ LED Bar (Chrome): Dodge Ram 1994 - 2002

Spec D

Regular price $259.00 $192.00 26% off

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Spec D OEM Style Headlights w/ LED Bar (Chrome): Dodge Ram 2006 - 2008
Spec D OEM Style Headlights w/ LED Bar (Chrome): Dodge Ram 2006 - 2008
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Spec D OEM Style Headlights w/ LED Bar (Chrome): Dodge Ram 2006 - 2008

Spec D

Regular price $240.00 $178.00 26% off

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Spec D OEM Style Headlights w/ LED Bar (Chrome): Dodge Ram 2009 - 2018
Spec D OEM Style Headlights w/ LED Bar (Chrome): Dodge Ram 2009 - 2018
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Spec D OEM Style Headlights w/ LED Bar (Chrome): Dodge Ram 2009 - 2018

Spec D

Regular price $254.00 $188.00 26% off

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Spec D OEM Style Headlights w/ LED Bar (Smoke): Dodge Ram 1994 - 2002
Spec D OEM Style Headlights w/ LED Bar (Smoke): Dodge Ram 1994 - 2002

Spec D OEM Style Headlights w/ LED Bar (Smoke): Dodge Ram 1994 - 2002

Spec D

Regular price $301.00 $223.00 26% off

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Spec D OEM Style Headlights w/ LED Bar (Smoke): Dodge Ram 2002 - 2005
Spec D OEM Style Headlights w/ LED Bar (Smoke): Dodge Ram 2002 - 2005

Spec D OEM Style Headlights w/ LED Bar (Smoke): Dodge Ram 2002 - 2005

Spec D

Regular price $257.00 $190.00 26% off

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Spec D OEM Style Headlights w/ LED Bar (Smoke): Dodge Ram 2006 - 2008
Spec D OEM Style Headlights w/ LED Bar (Smoke): Dodge Ram 2006 - 2008
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Spec D OEM Style Headlights w/ LED Bar (Smoke): Dodge Ram 2006 - 2008

Spec D

Regular price $270.00 $200.00 26% off

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Spec D OEM Style Quad Headlights w/ LED Bar (Black): Dodge Ram 2009 - 2018
Spec D OEM Style Quad Headlights w/ LED Bar (Black): Dodge Ram 2009 - 2018

Spec D OEM Style Quad Headlights w/ LED Bar (Black): Dodge Ram 2009 - 2018

Spec D

Regular price $144.00 $107.00 26% off

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Spec D OEM Style Quad Headlights w/ LED Bar (Chrome): Dodge Ram 2009 - 2018
Spec D OEM Style Quad Headlights w/ LED Bar (Chrome): Dodge Ram 2009 - 2018
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Spec D OEM Style Quad Headlights w/ LED Bar (Chrome): Dodge Ram 2009 - 2018

Spec D

Regular price $139.00 $103.00 26% off

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Spec D OEM Style Quad Lamp Headlights (Smoke): Dodge Ram 2009 - 2018
Spec D OEM Style Quad Lamp Headlights (Smoke): Dodge Ram 2009 - 2018
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Spec D OEM Style Quad Lamp Headlights (Smoke): Dodge Ram 2009 - 2018

Spec D

Regular price $165.00 $122.00 26% off

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Spec D OEM Style Spoiler (Black): Dodge Charger 2006 - 2010
Spec D OEM Style Spoiler (Black): Dodge Charger 2006 - 2010

Spec D OEM Style Spoiler (Black): Dodge Charger 2006 - 2010

Spec D

Regular price $84.00 $62.00 26% off

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Spec D OEM Style Spoiler (Black): Dodge Charger 2011 - 2023
Spec D OEM Style Spoiler (Black): Dodge Charger 2011 - 2023
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Spec D OEM Style Spoiler (Black): Dodge Charger 2011 - 2023

Spec D

Regular price $92.00 $68.00 26% off

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Spec D OEM Style Steel Rear Bumper (Black w/ Parking Sensor Holes): Dodge Ram 2009 - 2018
Spec D OEM Style Steel Rear Bumper (Black w/ Parking Sensor Holes): Dodge Ram 2009 - 2018
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Spec D OEM Style Steel Rear Bumper (Black w/ Parking Sensor Holes): Dodge Ram 2009 - 2018

Spec D

Regular price $408.00 $302.00 26% off

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Spec D Passenger Mirror (Manual-Fold, Black): Dodge Ram 1500 2009 - 2018
Spec D Passenger Mirror (Manual-Fold, Black): Dodge Ram 1500 2009 - 2018

Spec D Passenger Mirror (Manual-Fold, Black): Dodge Ram 1500 2009 - 2018

Spec D

Regular price $119.00 $88.00 26% off

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Spec D Passenger Mirror w/ Turn & Puddle Light (Auto-Fold, Chrome): Ram 1500 (19-24)
Spec D Passenger Mirror w/ Turn & Puddle Light (Auto-Fold, Chrome): Ram 1500 (19-24)

Spec D Passenger Mirror w/ Turn & Puddle Light (Auto-Fold, Chrome): Ram 1500 (19-24)

Spec D

Regular price $267.00 $198.00 26% off

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Spec D Passenger Mirror w/ Turn & Puddle Light (MANUAL-FOLD, Chrome): Ram 1500 (19-24)
Spec D Passenger Mirror w/ Turn & Puddle Light (MANUAL-FOLD, Chrome): Ram 1500 (19-24)

Spec D Passenger Mirror w/ Turn & Puddle Light (MANUAL-FOLD, Chrome): Ram 1500 (19-24)

Spec D

Regular price $281.00 $208.00 26% off

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Spec D Passenger Mirror w/ Turn & Puddle Light (PASS): Ram 1500 (19-24) - Black
Spec D Passenger Mirror w/ Turn & Puddle Light (PASS): Ram 1500 (19-24) - Black
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Spec D Passenger Mirror w/ Turn & Puddle Light (PASS): Ram 1500 (19-24) - Black

Spec D

Regular price $220.00 $163.00 26% off

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Spec D Passenger Mirror w/ Turn & Puddle Light (PASS): Ram 2500 / 3500 (19-26) - Black
Spec D Passenger Mirror w/ Turn & Puddle Light (PASS): Ram 2500 / 3500 (19-26) - Black

Spec D Passenger Mirror w/ Turn & Puddle Light (PASS): Ram 2500 / 3500 (19-26) - Black

Spec D

Regular price $220.00 $163.00 26% off

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Spec D Passenger Mirror w/ Turn & Puddle Light (PASSENGER): Ram 2500 / 3500 (19-26) - Black
Spec D Passenger Mirror w/ Turn & Puddle Light (PASSENGER): Ram 2500 / 3500 (19-26) - Black

Spec D Passenger Mirror w/ Turn & Puddle Light (PASSENGER): Ram 2500 / 3500 (19-26) - Black

Spec D

Regular price $312.00 $231.00 26% off

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Spec D Passenger Mirror w/ Turn & Puddle Light (RIGHT): Ram 2500 / 3500 (19-26) - Chrome
Spec D Passenger Mirror w/ Turn & Puddle Light (RIGHT): Ram 2500 / 3500 (19-26) - Chrome

Spec D Passenger Mirror w/ Turn & Puddle Light (RIGHT): Ram 2500 / 3500 (19-26) - Chrome

Spec D

Regular price $231.00 $171.00 26% off

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Spec D Passenger Mirror w/ Turn Signal & Puddle Light (AUTO-FOLD): Ram 2500 / 3500 (19-24)
Spec D Passenger Mirror w/ Turn Signal & Puddle Light (AUTO-FOLD): Ram 2500 / 3500 (19-24)

Spec D Passenger Mirror w/ Turn Signal & Puddle Light (AUTO-FOLD): Ram 2500 / 3500 (19-24)

Spec D

Regular price $321.00 $238.00 26% off

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Spec D Passenger Mirror w/ Turn Signal & Puddle Light (Manual-Fold, Black): Fits Dodge / Ram (02-18)
Spec D Passenger Mirror w/ Turn Signal & Puddle Light (Manual-Fold, Black): Fits Dodge / Ram (02-18)
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Spec D Passenger Mirror w/ Turn Signal Light & Puddle Light (Auto-Fold, Black): Ram 2013 - 2018
Spec D Passenger Mirror w/ Turn Signal Light & Puddle Light (Auto-Fold, Black): Ram 2013 - 2018

Spec D Passenger Mirror w/ Turn Signal Light & Puddle Light (Auto-Fold, Black): Ram 2013 - 2018

Spec D

Regular price $244.00 $181.00 26% off

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Spec D Passenger Mirror w/ Turn Signal Light & Puddle Light (Auto-Fold, Chrome): Ram 2013 - 2018
Spec D Passenger Mirror w/ Turn Signal Light & Puddle Light (Auto-Fold, Chrome): Ram 2013 - 2018

Spec D Passenger Mirror w/ Turn Signal Light & Puddle Light (Auto-Fold, Chrome): Ram 2013 - 2018

Spec D

Regular price $244.00 $181.00 26% off

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Spec D Passenger Mirror w/ Turn Signal Light & Puddle Light (Manual-Fold, Black): Ram 2013 - 2018
Spec D Passenger Mirror w/ Turn Signal Light & Puddle Light (Manual-Fold, Black): Ram 2013 - 2018

Spec D Passenger Mirror w/ Turn Signal Light & Puddle Light (Manual-Fold, Black): Ram 2013 - 2018

Spec D

Regular price $193.00 $143.00 26% off

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Spec D Passenger Mirror w/ Turn Signal Light & Puddle Light (Manual-Fold, Chrome): Ram 2013 - 2018
Spec D Passenger Mirror w/ Turn Signal Light & Puddle Light (Manual-Fold, Chrome): Ram 2013 - 2018
Spec D Phantom Black Vertical Grille: Chrysler 300 / 300C 2005 - 2010
Spec D Phantom Black Vertical Grille: Chrysler 300 / 300C 2005 - 2010
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Spec D Phantom Black Vertical Grille: Chrysler 300 / 300C 2005 - 2010

Spec D

Regular price $109.00 $94.00 14% off

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Spec D Polyurethane Front Lip (Black): Dodge Charger 2006 - 2010
Spec D Polyurethane Front Lip (Black): Dodge Charger 2006 - 2010

Spec D Polyurethane Front Lip (Black): Dodge Charger 2006 - 2010

Spec D

Regular price $84.00 $62.00 26% off

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Spec D Polyurethane Front Lip (Black): Dodge Charger 2011 - 2014
Spec D Polyurethane Front Lip (Black): Dodge Charger 2011 - 2014

Spec D Polyurethane Front Lip (Black): Dodge Charger 2011 - 2014

Spec D

Regular price $119.00 $88.00 26% off

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Spec D Power Towing Mirrors: Dodge Ram 2002 - 2009
Spec D Power Towing Mirrors: Dodge Ram 2002 - 2009

Spec D Power Towing Mirrors: Dodge Ram 2002 - 2009

Spec D

Regular price $198.00 $147.00 26% off

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Spec D Projector Fog Lights: Dodge Challenger 2015 - 2018
Spec D Projector Fog Lights: Dodge Challenger 2015 - 2018

Spec D Projector Fog Lights: Dodge Challenger 2015 - 2018

Spec D

Regular price $88.00 $65.00 26% off

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Spec D Projector Fog Lights: Dodge Charger 2015 - 2023
Spec D Projector Fog Lights: Dodge Charger 2015 - 2023

Spec D Projector Fog Lights: Dodge Charger 2015 - 2023

Spec D

Regular price $103.00 $76.00 26% off

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Spec D Projector Halo Headlights (Black w/ LED Sequential Signal): Dodge Ram 2009 - 2018
Spec D Projector Halo Headlights (Black w/ LED Sequential Signal): Dodge Ram 2009 - 2018

Spec D Projector Halo Headlights (Black w/ LED Sequential Signal): Dodge Ram 2009 - 2018

Spec D

Regular price $532.00 $394.00 26% off

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Spec D Projector Halo Headlights (Black w/ Sequential LED Signal): Ram 2500 & 3500 2019 - 2024
Spec D Projector Halo Headlights (Black w/ Sequential LED Signal): Ram 2500 & 3500 2019 - 2024

Spec D Projector Halo Headlights (Black w/ Sequential LED Signal): Ram 2500 & 3500 2019 - 2024

Spec D

Regular price $828.00 $613.00 26% off

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per 

Spec D Projector Halo Headlights (Black w/ Sequential Turn Signal): Dodge Ram 2009 - 2018
Spec D Projector Halo Headlights (Black w/ Sequential Turn Signal): Dodge Ram 2009 - 2018
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Spec D Projector Halo Headlights (Black w/ Sequential Turn Signal): Dodge Ram 2009 - 2018

Spec D

Regular price $366.00 $271.00 26% off

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Spec D Projector Halo Headlights (Black w/ Sequential Turn Signal): Ram 1500 2019 - 2024
Spec D Projector Halo Headlights (Black w/ Sequential Turn Signal): Ram 1500 2019 - 2024

Spec D Projector Halo Headlights (Black w/ Sequential Turn Signal): Ram 1500 2019 - 2024

Spec D

Regular price $598.00 $443.00 26% off

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Spec D Projector Halo Headlights (Black): Chrysler 300 2005 - 2010
Spec D Projector Halo Headlights (Black): Chrysler 300 2005 - 2010

Spec D Projector Halo Headlights (Black): Chrysler 300 2005 - 2010

Spec D

Regular price $186.00 $138.00 26% off

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Spec D Projector Halo Headlights (Black): Dodge Ram 2002 - 2005
Spec D Projector Halo Headlights (Black): Dodge Ram 2002 - 2005
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Spec D Projector Halo Headlights (Black): Dodge Ram 2002 - 2005

Spec D

Regular price $184.00 $136.00 26% off

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per 

Spec D Projector Halo Headlights (Black): Dodge Ram 2006 - 2008
Spec D Projector Halo Headlights (Black): Dodge Ram 2006 - 2008
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Spec D Projector Halo Headlights (Black): Dodge Ram 2006 - 2008

Spec D

Regular price $177.00 $131.00 26% off

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per 

Spec D Projector Halo Headlights (Black): Dodge Ram 2009 - 2018
Spec D Projector Halo Headlights (Black): Dodge Ram 2009 - 2018

Spec D Projector Halo Headlights (Black): Dodge Ram 2009 - 2018

Spec D

Regular price $188.00 $139.00 26% off

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per 

Enhance Your Spec D Platform with Performance Engine Internals and Upgrades

Optimizing your Spec D vehicle requires parts that deliver both strength and precision. This collection focuses on high-quality aftermarket components engineered to improve power delivery, throttle response, and overall durability. Whether you’re building for daily reliability or track-ready performance, these upgrades are designed to fit and function seamlessly on your Spec D setup.

Why upgrade your engine internals on a Spec D platform?

Upgrading engine internals is essential for enhancing the strength and reliability of your Spec D vehicle, especially if you’re pushing power limits or running forced induction. Stronger pistons, rods, and other components help your engine withstand increased stress and heat, reducing the risk of failure and extending engine life. These upgrades also improve throttle response and power consistency under demanding conditions.

  • Increase durability for high-performance builds
  • Improve power delivery and throttle response
  • Ensure compatibility with supporting performance mods
  • Maintain long-term reliability during aggressive driving

What supporting modifications should I consider for my Spec D build?

To maximize the benefits of your Spec D engine internals, consider complementary upgrades that enhance overall drivability and performance. Supporting mods like upgraded fuel systems, cooling components, and exhaust improvements help maintain engine health and optimize power output. Proper tuning is also critical to ensure all parts work together efficiently and safely.

How to choose the right Spec D aftermarket parts for your vehicle?

Selecting the right parts for your Spec D platform means focusing on fitment, function, and your specific performance goals. Whether you need engine internals built for strength or performance upgrades that sharpen response, prioritize components designed to integrate smoothly with your existing setup. Shop the full Spec D collection at FastHemis to find parts tailored to your build and driving style.

SELECT YOUR VEHICLE