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JDC Titanium Exhaust Manifold Stud Kit | Evo 1–9 / 2G DSM

Upgrade your turbo setup with the JDC Titanium Exhaust Manifold Stud Kit, engineered for Mitsubishi Evolution 1–9 and 2G DSM applications. Factory exhaust manifold bolts and studs are prone to stretching, rusting, stripping, or breaking—especially when paired with aftermarket turbo systems and increased heat cycles. This can lead to exhaust leaks, poor sealing, and costly repairs.

The JDC kit replaces the OEM hardware with Ti6Al-4V (Grade 5) titanium studs, delivering superior strength, corrosion resistance, and long-term durability in high-heat environments. Unlike factory steel hardware, titanium will not rust or seize, making future turbo or manifold service significantly easier.

Each stud features an integrated hex key tip, allowing for precise and simple installation using an Allen wrench. This design ensures proper torque application and secure engagement into the cylinder head, providing consistent clamping force for improved exhaust manifold sealing.

Whether you're running a stock turbo or a high-performance aftermarket setup, this titanium stud kit is a smart reliability upgrade for any Evo or DSM build.


Key Features

  • Designed for Evo 1–9 and 2G DSM
  • Replaces factory exhaust manifold studs
  • CNC manufactured from Grade 5 Ti6Al-4V titanium
  • Corrosion and heat resistant
  • Integrated hex key tip for easy installation
  • Improved clamping force and sealing
  • Ideal for stock or aftermarket turbo setups

Why Upgrade to Titanium Manifold Studs?

  • Prevent broken or stripped factory hardware
  • Reduce the risk of exhaust leaks
  • Resist corrosion in high-heat turbo environments
  • Simplify future turbo and manifold servicing

WATCH THE GREAT REVIEW AND INSTALLATION VIDEO BELOW! 

For a full list of colors check out our JDC Titanium Color Options. If you want to learn how to keep your titanium clean take a look at JDC Titanium Maintenance and Care.

What's Included:

  • (2) M10x1.25x45mm Studs, Nuts, & Washers
  • (7) M8x1.25x45mm Studs, Nuts, & Washers

(Optional) Turbo to Manifold Stud Kit:

  • (4) M10x1.25x45mm Studs, Nuts, & Washers
  • Exhaust manifold to head torque specs: 18-22 ft. lbs.
  • A touch of anti-seize is recommended for installation
  • Check the clearance on your manifold before ordering. Some manifolds will have less clearance than others. If you have a manifold with sharp angle bends straight out of the head flange, we recommend using six-point nuts, which will allow you to use an open-end wrench to tighten them. Twelve-point nuts would require a closed-end wrench to tighten and may not have enough room to get on the nut once the studs are in place. Check for clearance before ordering and you shouldn't have any issues. 

 

Orders Containing Titanium

Colored Titanium:

  • All titanium is colored to order unless otherwise stated on the item listing. Please see the banner at the top of the website for the current estimated lead times. Production time can vary depending on your order size, products ordered, and the difficulty of custom options requested.

Bare Titanium/Stainless Steel:

  • In-stock items have a processing time of 3-5 business days.

For orders without titanium, our average processing time is 2-4 business days.

  • 45% lighter than stainless steel, while being way stronger!
  • Will not corrode like your stock steel bolts or studs
  • Available in multiple colored finishes
  • Allen key tip for easy installation
  • Available with 12-point or 6-point nuts

CNC machined from a single piece of Ti6Al-4V (Grade 5) titanium.

Each piece is hand-polished before receiving our proprietary cold anodizing treatment for colors that will last a lifetime!

For a color chart and information on our titanium products please click here.

GR5 Titanium (Grade 5 Titanium) is a premium alloy composed primarily of titanium, with small amounts of aluminum (6%) and vanadium (4%) for added strength and versatility. Renowned for its exceptional strength-to-weight ratio, GR5 Titanium offers superior corrosion resistance, excellent heat tolerance, and remarkable durability. This makes it an ideal material for aerospace, automotive, medical, and high-performance applications, where lightweight strength and longevity are critical. Its ability to be anodized into vibrant colors further enhances its appeal for customization in industries like motorsports and jewelry.

All JDC Titanium Hardware is backed by a Lifetime Finish Warranty that covers fading or discoloring over time.

JDC Titanium hardware is backed by a Lifetime Finish Warranty covering fading or discoloration of standard JDC titanium finishes. This warranty applies specifically to qualifying JDC titanium hardware products. Products featuring custom logos, artwork, or special designs may not qualify for standard no-charge refinishing and could require a refinishing fee. Warranty does not cover discoloration due to improper use of chemicals.

For more information see: JDC Warranty Policy

  • 5 stars: 65 (97%)
  • 4 stars: 2 (3%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
L
Luis B. (San Bernardino, US)
12 point / Burnt
Great!

Product was well package and look beautiful… fitment was fantastic 👌🏽

J
Jason G. (Oregon City, US)
I love Titanium!!

Bling for the bay, however once you start you can't stop!! It's like chasing power, it's never enough!! Jdc titanium is just, um well leaves you speechless really.

J
Josh D.
Big difference

Would recommend and buying more in the near future

J
Josh D.
Beautiful

The hardware is amazing, definitely makes a difference when showing your engine bay. You can't miss it. I would definitely recommend and I will be buying more hardware in the future. The one thing missing is the bolts should come with torque specs for where the bolts belong. Still 5 stars.

K
Kenny P. (New York, US)
Loving the New Titanium Exhaust Manifold Studs

JD Custom Titanium Bling. Thank you

M
Montel L. (Santa Rosa, US)
Engine Bay Refresh

Great upgrade from OEM Studs. Definitely gives the engine bay a new look.

W
William R. (Little Elm, US)
12 point / Burnt
Better than expected.

I've never owned anything titanium before so after getting these in and installing them I was extremely impressed by the product and the quality of it. I may be addicted to the look of burnt titanium now, ha ha!

Titanium is definitely addicting! Welcome to the titanium addicts club :D

J
Jason M. (Bridgetown, BB)
Engine bay clean up

The funny thing is I had already purchased the quick release kit for my front bumper, so in a hole I can say everything these guy produce in perfect. It's a falless finish, I can't be more happy.

L
Luis V. (Miami, US)
Midas Touch

The gold was the perfect tone and touch. Well done.

I
Israel F. (Los Angeles, US)
Exellent quality and finish

Exellent quality and finish.
I do wish the where just 5mm longer for a little more thread engagement but they still hold nicely.

L
Lane S. (Cambridge, GB)
12 point / Burnt
Cam position cover

Fits great. Easy install. Added a nice pop in the engine bay.

M
Michael Y.
JDC titanium exhaust manifold stuns kit

made my stm turbo kit look so much better and also good quality, thanks again JDC

P
Pavlos L. (Thessaloniki, GR)
JDC Titanium Exhaust Manifold Stud Kit (Evo 4-9/ 2G DSM) - TOP QUALITY AGAIN FROM JDC

A TOP NOTCH AGAIN FROM JDC - HIGH QUALITY TITANIUM EXHUAST MANIFOLD STUD KIT !!! DEFINTELY RECCOMENDED THEM TO EVERYONE THAS HAS AN EVO OR DSM !!!

J
Jesus M. (Dallas, US)
Even better than the picture!

Awesome products! Loving my new purple manifold studs from JD Customs, such a unique way to enhance the look of my engine bay.

D
Donovan O. (Vancouver, CA)
Perfect.

Exactly right, all JD stuff is.

A
Ashley P. (Portland, US)
6 Point / Burnt

JDC Titanium Exhaust Manifold Stud Kit (Evo 4-9/ 2G DSM)

J
Jason G.
JDC Titanium Exhaust Manifold

JDC Titanium Exhaust Manifold Stud Kit (Evo 4-9/ 2G DSM)

L
Lionel C.C. (San Bruno, US)

JDC Titanium Exhaust Manifold Stud Kit 2G DSM/ Evo 4-9

R
Richard G. (Levittown, US)
Great product

This company goes above and beyond! They are always checking to see if I’m happy way before I get the products!

T
Tim V. (Brentwood, US)
Good quality.

Fitment is good, make sure you use high temp sealant to prevent oil leaks when installing.

J
Justin L. (Central, HK)
Excellent trader

Fast shipping

R
Ryan W. (Didcot, GB)
Exhaust studs/strut tower bolts

Amazing products and amazing customer service from start to finish. Top of their game and keep thriving for more! Thank you to Jon, Paul and the team.

Thanks so much! We do our best and we've always got more up our sleeves :)

W
W K. (Alphen aan den Rijn, NL)

🤩👍🏻

J
Jesse D.L.M. (Corona, US)
12 point / Burnt
A great replacement for the stock studs

These titanium studs will out last the the car and will not strip into the head like the stock studs will. Great investment!!!

V
Vincent M. (Southampton, GB)
Exhaust studs

Awesome parts. Great guys to deal with. You.

M
Manny C. (Anaheim, US)
JDC Titanium Exhaust Manifold Stud Kit 2G DSM/ Evo 4-9

great product looks very nice really makes the engine bay look clean....

W
Wilfredo A. (Bakersfield, US)
GREAT PRODUCT

Kit looks great with instructions on how to protect the anodized. Will definitely return if I find more bolts I’d like to replace in my Evo8

R
Richard G. (Logan, US)
12 point / Burnt
Amazing

Look amazing great product. Best titanium bolts out there. Shipped fast. Best customer service

a
algier g.r. (Hayward, US)
Top notch

Can say enough but great service like always.

JD Customs USA

JD Customs USA specializes in bespoke titanium pieces with virtually unlimited customization options. Known for vibrant colors and unmatched craftsmanship, we bring your creative visions to life. From precision to personalization, our commitment to quality ensures every piece exceeds expectations. At JD Customs USA, we don’t just create products – we deliver perfection.

View More JD Customs USA Products