SPEC Clutch Kits & Flywheels

SPEC
R-Trim Twin Plate Clutch Kit WRX 2002-2005 / Forester XT 2004-2005

$1,43910

Pay over time · Est. $44.97/payment

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Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
D-Trim Twin Plate Clutch Kit WRX 2002-2005 / Forester XT 2004-2005

$1,43910

Pay over time · Est. $44.97/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
Stage 2+ Clutch Kit
Fits: 06-14 Lexus IS250

$87210

Pay over time · Est. $27.25/payment

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Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
Aluminum Flywheel 2009-2013 Hyunda Genesis Coupe 3.8L

$65610

Pay over time · Est. $20.50/payment

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Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
Mini Twin D-Trim Clutch Kit Mitsubishi Evo 8 & 9 2003-2006

$1,52910

Pay over time · Est. $47.78/payment

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Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
Stage 2 Clutch Kit for Nissan - SR20DET-S13/S14/S15

$44910

Pay over time · Est. $14.03/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
Stage 3+ Clutch Kit for Nissan 240sx SR20DET-S13/S14/S15

$53910

Pay over time · Est. $16.85/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
Stage 3 Clutch Kit for Nissan 240sx SR20DET-S13/S14/S15

$38250

Pay over time · Est. $11.95/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
D-Trim Mini Twin Clutch Kit
Fits: 04-11 Mazda RX-8

$1,43910

Pay over time · Est. $44.97/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
Stage 3+ Clutch Kit
Fits: 07-13 Mazdaspeed3

$89910

Pay over time · Est. $28.10/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
Stage 4 Clutch Kit for Nissan 240sx SR20DET S13/S14/S15

$38250

Pay over time · Est. $11.95/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
Stage 3+ Clutch Kit Non Self-Racheting
Fits: 07-13 Mazdaspeed3

$80550

Pay over time · Est. $25.17/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
Stage 2+ Clutch Kit Non Self-Racheting
Fits: 07-13 Mazdaspeed3

$75510

Pay over time · Est. $23.60/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
ST-Trim Super Twin Clutch Kit for 87-92 Supra Turbo | 7MGTE

$1,79910

Pay over time · Est. $56.22/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
Stage 3+ Clutch Kit 2004-2005 Acura TSX 2.4L

$80910

Pay over time · Est. $25.28/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
SPEC
Stage 3+ Clutch Kit
Fits: 04-20 Subaru STI

$75510

Pay over time · Est. $23.60/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

The best SPEC clutch for your WRX depends on how you drive. A Stage 1 kit is the sweet spot for stock or lightly bolted-on cars as a stronger upgrade over the factory clutch, while Stage 2 and Stage 2+ kits suit higher-output setups with intake, exhaust, and tuning work. For serious big-turbo builds, SPEC's twin-disc SS-Trim kits step clamping force up again, like the SS-Trim kit SPEC makes for the Cadillac CTS-V.

SPEC builds performance clutches and flywheels for a wide spread of platforms, from Japanese classics like the SR20DET-powered Nissan 240SX to modern cars like the 2018-2023 WRX. Their kits are staged so you can match the clutch to your power level instead of guessing, and their aluminum and steel flywheels are designed to pair with the kits for quicker revs. Shoppers at JDMuscle also cross-shop ACT, Clutch Masters, and South Bend Clutch, and you can browse our full clutch and flywheel ranges to compare.

Two popular picks: the SPEC Stage 2 Clutch Kit and the SPEC Aluminum Flywheel for the 2018-2023 WRX. For a deeper read on picking clutch upgrades, see our post Enhancing Your Subaru's Clutch for Performance.

Do I need a tune after installing a SPEC clutch?

No, a clutch swap itself does not require a tune, since it is a mechanical change. If your power level has changed because of other mods, get the car tuned for those mods, not for the clutch.

Should I replace the flywheel at the same time as the clutch?

It is strongly recommended. The flywheel surface takes wear alongside the disc, and SPEC designs its kits to work with matching aluminum and steel flywheels, so a fresh flywheel gives the new clutch a clean, flat mating surface.

How hard is a clutch install?

It is a transmission-out job, which makes it one of the more involved driveline projects on the car. Most owners use a professional shop for it, and it is the perfect time to also inspect the rear main seal and transmission mounts.

Is there a break-in period for a new SPEC clutch?

Yes. Follow the break-in guidance included with the kit and avoid hard launches and high-RPM clutch dumps for the first few hundred miles so the disc beds evenly against the flywheel.