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  1. Join the Community!

    DSMtuners is a massive archive of DSM information - but more importantly, it's a COMMUNITY! Join in and participate with other DSMers, and invite all of your DSM friends to make this place their home. Chat with others, create a build thread, post questions and answers. Get involved! Logging in will also remove many of the advertisements, along with this notice. ;)

    1. Vendor Announcements

      Special sales, group buys, and product announcements from our supporting vendors. We encourage you to support vendors who support the DSM community.
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      355
      Discussions
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      Latest: RTM Racing Still in Business [email protected], Feb 26, 2021 at 5:52 PM
    1. DSM Build Journals

      Start a Journal to document your DSM build and document race events, dyno days, etc for the car. To create a Build Journal you will need to Create a Vehicle Profile. A Build Thread will be created in this forum automatically.
      Discussions:
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      Posts:
      66,335
      5,094
      Discussions
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      Posts
      Latest: Trying to keep it “stock” Dusty Landrum, Feb 28, 2021 at 5:03 PM
    2. Tech Article Archives

      DIY Tutorials, VFAQ's and Parts Reviews posted by our members.
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      1,700
      Discussions
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      Posts
      Latest: OEM Cargo Covers MindBlowin03, Feb 27, 2021 at 4:47 PM
    1. Frequently Answered DSM Questions

      A collection of very common and repetitive DSM questions with links to the answers. Required reading for all newbies! All threads in this forum are locked, replies are disabled.
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      134
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    2. Maintenance & Repairs

      Oil choices, timing belt, setting timing, CV boot replacement, alternator servicing, fuse/relay checks, and other basic maintenance, repair and diagnosis Q&A.
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      143,024
      12,678
      Discussions
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      Posts
      Latest: Head gasket question Hickory-NC-2Ggsx, Feb 28, 2021 at 2:35 PM
    3. Bolt-on Tech

      4G63 intake, exhaust, intake manifold, ignition, fuel system, cooling, etc.
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      337,872
      27,123
      Discussions
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      Posts
      Latest: OEM Coolant Overflow Alternative talon20g, Feb 28, 2021 at 4:04 PM
    4. Turbo System Tech

      4G63 turbos, Intercooling, Boost Control, Wastegates, etc.
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      117,838
      7,154
      Discussions
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      Posts
      Latest: Greddy Trust Bov dustyboner, Feb 27, 2021 at 12:06 PM
    5. Tuning & Engine Management

      4G63 EPROMS, ECU, MAF, knock, EGT, wideband, datalogging, fuel trims, etc.
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      128,939
      13,884
      Discussions
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      Posts
      Latest: ISC Position steve, Feb 27, 2021 at 8:33 PM
    6. Engine Swap Tech

      For all discussions surrounding engine swaps - DSM engines into other cars or other car engines into a DSM.
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      281
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      Posts
      Latest: Evo 8 motor swap: 2g ecu DSMPT, Feb 22, 2021 at 11:38 PM
    7. Cylinder Head & Short Block

      4G63 cams, valvetrain, pistons, rods, stroker kits, 6-bolt swaps, hybrids, etc. Read this Forum's Strict Guidelines.
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      7,219
      Discussions
      84,773
      Posts
      Latest: Rust inside engine James_24, Feb 28, 2021 at 1:25 AM
    8. Custom Fabrication

      TIG/MIG welding, jig-building, metal working, fiberglass, carbon fiber, and other custom fabrication projects.
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      27,645
      1,133
      Discussions
      27,645
      Posts
      Latest: Who wants a big SMIC? gauging interest r3dmak, Feb 26, 2021 at 7:09 AM
    9. Handling Tech

      4G63 suspension, steering, brakes, tires, lightweight wheels, bushings, etc.
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      8,253
      Discussions
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      Posts
      Latest: Engine Strut Bar/Brace JosephSMendez, Feb 26, 2021 at 10:36 AM
    10. Drivetrain Tech

      4G63 transmission, clutch, flywheel, driveshaft, gears, differentials, transfer case, shifter, etc.
      Discussions:
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      100,026
      12,498
      Discussions
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      Posts
      Latest: Launch Control Solenoid!!! awdmonster1904, Feb 28, 2021 at 12:39 AM
    11. Electrical Tech

      Wiring, turbo timers, electronic boost controllers, gauges, fuses, wiring harnesses, wire tucks, car audio, and all other electrical component discussions.
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      17,702
      2,434
      Discussions
      17,702
      Posts
      Latest: Tach Question brads, Feb 28, 2021 at 4:24 PM
    12. Appearance/Interior/Exterior

      All interior and exterior tech discussions; body and paint, conversions, lighting, washing, waxing, etc.
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      Posts:
      301,996
      20,431
      Discussions
      301,996
      Posts
      Latest: Fuel Filler Neck Plate Bolts - Part Number? DSMPT, Feb 28, 2021 at 4:28 PM
    13. Newbie Forum

      Common, repetitive, beginner DSM questions that have been asked and answered thousands of times. We use this forum as a dumping ground for noob questions.
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      170,433
      Discussions
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    1. DSM 420A Frequently Answered Questions

      All the common and repetitive 420A DSM questions asked with links to the answers. Read-only.
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      Latest: Cylinder head parts list BogusSVO, Nov 28, 2012
    2. 420A Bolt-on Tech

      Intake, exhaust, ignition, fuel system, cooling, etc - specific to 2G N/T DSMs.
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      9,121
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      Latest: Edz Swap NWHTanK, Feb 6, 2021
    3. 420A Turbo Conversion

      Turbo kits, swaps, etc - specific to 2G N/T DSMs.
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      Latest: Turbo my 420A VelocitàPaola, Feb 15, 2021
    4. 420A Engine Management

      EPROMS, ECU, MAF, knock, EGT, wideband, datalogging, etc - specific to 2G N/T DSMs.
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      345
      Discussions
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      Posts
      Latest: new ms3x install issues brettk, Jan 31, 2021
    5. 420A Drivetrain Tech

      Transmission, clutch, flywheel, driveshaft, gears, differentials, transfer case, shifter, etc - specific to 2G N/T DSMs.
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      385
      Discussions
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      Posts
      Latest: transmission pops out of gear in 3rd twicks69, Feb 24, 2021 at 9:49 AM
    1. Drag Strip

      Preparation, technique, tips, and "kill" stories from the Drag Strip. No street racing discussions.
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      3,071
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      Posts
    2. Road Course & Autocross

      Autocross, Road Race, and Open Track Event discussions. Preparation, technique, tips, and stories from the events. Tell us about your last event.
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      1,044
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    3. Dyno Talk

      For all the DSM dyno queens. Discuss dyno results here. For tuning discussions, use the Tuning Forum.
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      Latest: EVO3 16g dyno results pboglio, Jan 31, 2021
    1. Welcome Forum/Member Intro's

      Stop in and introduce yourself
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      4,618
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      Latest: New member! Canatalon, Feb 28, 2021 at 12:00 PM
    2. Site News

      News and updates from the site administration.
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      Latest: Discount code for Calendars Ludachris, Nov 28, 2020
    1. The Hangout

      All off topic, non-DSM, non-technical related discussions. Still no politics, religion, or hot button topics. Play nice or get booted!
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      37,815
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    2. Regional Discussions

      Connect with other local DSMers and organize DSM meets and track days.
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      20,979
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      Latest: Anyone still work on DSMs in DFW? 4wsaddict, Feb 27, 2021 at 7:43 PM
Support Vendors who Support the DSM Community
Boosted Fabrication ECM Tuning ExtremePSI Feal Suspension Fuel Injector Clinic Jacks Transmissions JNZ Tuning Kiggly Racing Morrison Fabrications MyMitsubishiStore.com OHM Racing Raven Fabrication RixRacing RockAuto RTM Racing SouthBay Fuel Injectors STM Tuned VR Speed Factory