The Top DSM Community on the Web
For 1990-1999 Mitsubishi Eclipse, Eagle Talon, Plymouth Laser, and Galant VR-4 Owners. Log in to remove most ads.
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. ;) It will also allow you to view images in threads.
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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- 388
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- 4.4K
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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- 321
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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Turbo System Tech
4G63 turbos, Intercooling, Boost Control, Wastegates, etc.
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- 118.3K
Tuning & Engine Management
4G63 EPROMS, ECU, MAF, knock, EGT, wideband, datalogging, fuel trims, etc.
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- 130.9K
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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- 277
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Cylinder Head & Short Block
4G63 cams, valvetrain, pistons, rods, stroker kits, 6-bolt swaps, hybrids, etc. Read this Forum's Strict Guidelines.
Sub-forums:
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- 7.3K
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Custom Fabrication
TIG/MIG welding, jig-building, metal working, fiberglass, carbon fiber, and other custom fabrication projects.
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- 1.2K
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- 27.8K
Handling Tech
4G63 suspension, steering, brakes, tires, lightweight wheels, bushings, etc.
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- 74.1K
Drivetrain Tech
4G63 transmission, clutch, flywheel, driveshaft, gears, differentials, transfer case, shifter, etc.
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- 101.6K
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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Appearance/Interior/Exterior
All interior and exterior tech discussions; body and paint, conversions, lighting, washing, waxing, etc.
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- 20.5K
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- 302.8K
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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- 170.5K
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- 1.7M
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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420A Bolt-on Tech
Intake, exhaust, ignition, fuel system, cooling, etc - specific to 2G N/T DSMs.
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420A Turbo Conversion
Turbo kits, swaps, etc - specific to 2G N/T DSMs.
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- 2.1K
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- 25.3K
420A Engine Management
EPROMS, ECU, MAF, knock, EGT, wideband, datalogging, etc - specific to 2G N/T DSMs.
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- 359
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- 3.5K
420A Drivetrain Tech
Transmission, clutch, flywheel, driveshaft, gears, differentials, transfer case, shifter, etc - specific to 2G N/T DSMs.
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- 406
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- 3.5K
Drag Strip
Preparation, technique, tips, and "kill" stories from the Drag Strip. No street racing discussions.
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- 64.5K
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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- 21.6K
Dyno Talk
For all the DSM dyno queens. Discuss dyno results here. For tuning discussions, use the Tuning Forum.
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- 315
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- 9.1K
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.
Sub-forums:
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DSM Tech Articles
DIY Tutorials, VFAQ's and Parts Reviews posted by our members.
Sub-forums:
- Articles: Manuals & Documents
- Articles: Intake & Exhaust
- Articles: Turbo System & Intercooler
- Articles: Engine & Fuel
- Articles: Drivetrain
- Articles: Suspension & Brakes
- Articles: Electrical & Wiring
- Articles: Tuning & ECU
- Articles: Exterior/Interior
- Articles: 420A-specific
- Articles: Galant VR4-specific
- Articles: Parts Fabrication
- Articles: 3D Parts Printing
- Articles: Miscellaneous
- Articles: Parts Feedback & Reviews
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- 1.7K
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- 4K
Welcome Forum/Member Intro's
Stop in and introduce yourself
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- 24.9K
Freelancer Products & Services
or DSM fabrication hobbyists and service providers that want to offer unique products and services to the DSM community, but are technically not vendors (they don't own a shop and are not resellers of products they do not manufacture themselves). Must upgrade your account to Supporting Freelancer status before you can post here.
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Site News
News and updates from the site administration.
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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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Regional Discussions
Connect with other local DSMers and organize DSM meets and track days.
Sub-forums:
- DSM Event Calendar
- Pacific Northwest Region DSM
- NorCal Region DSM
- SoCal Region DSM
- Southwest Region DSM
- Rocky Mountain Region DSM
- Gulf Coast Region DSM
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Midwest Region DSM
- Fargo Area DSM Forum
- Bismarck Area DSM Forum
- Rapid City Area DSM Forum
- Sioux Falls Area DSM Forum
- Omaha Area DSM Forum
- Des Moines Area DSM Forum
- Kansas City Area DSM Forum
- St Louis Area DSM Forum
- Memphis Area DSM Forum
- Nashville Area DSM Forum
- Little Rock Area DSM Forum
- Lexington Area DSM Forum
- Knoxville Area DSM Forum
- OKC-Tulsa Area DSM Forum
- Wichita Area DSM Forum
- Great Lakes Region DSM
- Tri State Region DSM
- Mid Atlantic Region DSM
- New England Region DSM
- Southeast Region DSM
- Canada DSM Forum
- All Other Areas
- Threads
- 21K
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- 221.8K
Latest posts
1992 Eclipse as first car- Latest: Wouter van der Velde
Stm o2 with external wastegate- Latest: 1999RSfwd
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ECUflash stock 2g gst file
- Latest: 1999RSfwd
1G 1GA to 1GB rear bumper cover swap- Latest: barza21
2G Who builds autos now?- Latest: jpmxrider489
Stereo Upgrade- Latest: DSSA
- 2G Bubbling in coolant system
- Latest: August578
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1G 4G63 Timing belt install
- Latest: DSSA
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Sputtering issue
- Latest: jpmxrider489
Build Thread Updates
Drag Race Build my journey to a 9sec street car- Latest: OH91awd
Street Build 1G Build: Return of the DSMer!- Latest: Vegas Smith
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1992 Eclipse I Coupe 2.0 i 16V
- Latest: Wouter van der Velde
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CRAracer05 ~ 94 Talon TSI
- Latest: Vegas Smith
Evo 1 GSR- Latest: beendenied
Vendor Updates
3000GT VR4 Calipers with MITSUBISHI Logo- Latest: GST with PSI
- RM Racing 2G Sway Bar Interest Thread: 2021 Edition
- Latest: Justin denny
Latest Classifieds
Wanted 2g None cruise control cable, thermostat housing and oil filter housing- gst-turbo
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