Subaru STI 2015-2021 Engine Management Parts
-
Up to $77 off
In Stock![COBB [15 - 21 WRX/STI, 14 - 18 FXT] V3 AccessPORT - JDMusclePlug and Play Engine ManagementcobbAP3-SUB-004](//jdmuscleusa.com/cdn/shop/files/cobb-15-21-wrxsti-14-18-fxt-v3-accessport-1329863.png?v=1770336568&width=220)
![COBB [15 - 21 WRX/STI, 14 - 18 FXT] V3 AccessPORT - JDMusclePlug and Play Engine ManagementcobbAP3-SUB-004](//jdmuscleusa.com/cdn/shop/products/cobb-15-21-wrxsti-14-18-fxt-v3-accessport-9445235.jpg?v=1770336568&width=220)
COBB TuningV3 AccessPORT
Fits: 15-21 WRX/STI, 14-18 Forester XT
$69300$770.00Save $77Pay over time · Est. $21.66/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.
-
Up to $11.10 off
In Stock![Torque Solution [08 - 14 WRX, 08 - 21 STI] PNP Speed Density Kit - Stainless Bung | TS - WH - 499PS - JDMuscleEngine Management SensorstqsTS-WH-499PS](//jdmuscleusa.com/cdn/shop/products/torque-solution-08-14-wrx-08-21-sti-pnp-speed-density-kit-stainless-bung-ts-wh-499ps-5839578.jpg?v=1770330487&width=220)
Torque SolutionPNP Speed Density Kit - Stainless Bung
Fits: 08-14 WRX, 08-21 STI
Only 15 left$9000$101.10Save $11.10 -
In Stock
COBB TuningNexGen Flex Fuel Ethanol Sensor Kit
Fits: 08-21 STI
$79000Pay over time · Est. $24.69/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.
-
In Stock![COBB [15 - 18 STI] Stage 1+ Power Package w/ Blue Intake | 616X01P - BK - JDMusclePlug and Play Engine Managementcobb616X01P-BKBlack](//jdmuscleusa.com/cdn/shop/products/cobb-15-18-sti-stage-1-power-package-w-blue-intake-616x01p-bk-4649811.jpg?v=1770336439&width=220)
![COBB [15 - 18 STI] Stage 1+ Power Package w/ Blue Intake | 616X01P - BK - JDMusclePlug and Play Engine Managementcobb616X01P-BKBlack](//jdmuscleusa.com/cdn/shop/products/cobb-15-18-sti-stage-1-power-package-w-blue-intake-616x01p-bk-3388760.jpg?v=1770336439&width=220)
COBB TuningStage 1+ Power Package - Stealth Black/COBB Blue Intake
Fits: 15-18 STI
$1,26500Pay over time · Est. $39.53/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.
-
In Stock![Cobb Tuning [04 - 20 STI, 02 - 07 WRX, 04 - 08 FXT] 4 Bar MAP Sensor Upgrade Kit - JDMuscleEngine Management SensorscobbA12700](//jdmuscleusa.com/cdn/shop/products/cobb-tuning-04-20-sti-02-07-wrx-04-08-fxt-4-bar-map-sensor-upgrade-kit-3840658.jpg?v=1770333079&width=220)
![Cobb Tuning [04 - 20 STI, 02 - 07 WRX, 04 - 08 FXT] 4 Bar MAP Sensor Upgrade Kit - JDMuscleEngine Management SensorscobbA12700](//jdmuscleusa.com/cdn/shop/products/cobb-tuning-04-20-sti-02-07-wrx-04-08-fxt-4-bar-map-sensor-upgrade-kit-7574860.jpg?v=1770333079&width=220)
COBB TuningCOBB 4-Bar MAP Sensor Kit - Cast Manifold
Fits: 04-21 STI, 02-07 WRX, 04-08 FXT
$23500Pay over time · Est. $7.34/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.
-
In Stock
IAG PerformanceOnly 1 left$3,39999Pay over time · Est. $106.25/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.
-
Pedal Commander$29999Pay over time · Est. $9.37/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.
-
![Cobb [15 - 18 STI] Titanium Stage 3 Power Package - JDMuscleEngine Package DealscobbSUB0041030TI-BKStealth Black Intake System](//jdmuscleusa.com/cdn/shop/products/cobb-15-18-sti-titanium-stage-3-power-package-7874736.jpg?v=1770336209&width=220)
![Cobb [15 - 18 STI] Titanium Stage 3 Power Package - JDMuscleEngine Package DealscobbSUB0041030TI-BKStealth Black Intake System](//jdmuscleusa.com/cdn/shop/products/cobb-15-18-sti-titanium-stage-3-power-package-2336937.jpg?v=1770336209&width=220)
COBB TuningCOBB Titanium Stage 3 Power Package - Stealth Black Intake
Fits: 15-18 STI
$5,74500Pay over time · Est. $179.53/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.
-
In Stock![COBB [19 - 21 STI, 18 STI Type RA] Stage 1+ Power Package w/ SF Intake | SUB0040S1P - BK - JDMuscleEngine Package DealscobbSUB0040S1P-BKBlack](//jdmuscleusa.com/cdn/shop/products/cobb-19-21-sti-18-sti-type-ra-stage-1-power-package-w-sf-intake-sub0040s1p-bk-8665827.jpg?v=1770336433&width=220)
![COBB [19 - 21 STI, 18 STI Type RA] Stage 1+ Power Package w/ SF Intake | SUB0040S1P - BK - JDMuscleEngine Package DealscobbSUB0040S1P-BKBlack](//jdmuscleusa.com/cdn/shop/products/cobb-19-21-sti-18-sti-type-ra-stage-1-power-package-w-sf-intake-sub0040s1p-bk-4613204.jpg?v=1770336434&width=220)
COBB TuningStage 1+ Power Package - SF Intake, Airbox & V3 Accessport
Fits: 19-21 STI, 18 STI Type RA
$1,31500Pay over time · Est. $41.09/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.
-
Up to $8 off
![COBB [15 - 21 STI] NexGen Stage 2 to Stage 2 + Flex Fuel Power Package Upgrade - JDMuscleEngine Management SensorscobbNEXGENFF001](//jdmuscleusa.com/cdn/shop/files/cobb-15-21-sti-nexgen-stage-2-to-stage-2-flex-fuel-power-package-upgrade-3710940.jpg?v=1770327866&width=220)
![COBB [15 - 21 STI] NexGen Stage 2 to Stage 2 + Flex Fuel Power Package Upgrade - JDMuscleEngine Management SensorscobbNEXGENFF001](//jdmuscleusa.com/cdn/shop/files/cobb-15-21-sti-nexgen-stage-2-to-stage-2-flex-fuel-power-package-upgrade-3113632.jpg?v=1770327866&width=220)
COBB TuningNexGen Stage 2 to Stage 2+ Flex Fuel Package Upgrade
Fits: 15-21 WRX STI, 08-14 Impreza STI
$97200$980.00Save $8Pay over time · Est. $30.38/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.
-
In Stock![COBB [15 - 21 STI] Previous Ethanol Sensor to NexGen Fuel Ethanol Sensor Kit - Module + Harness Only - JDMuscleEngine Management Sensorscobb315670](//jdmuscleusa.com/cdn/shop/files/cobb-15-21-sti-previous-ethanol-sensor-to-nexgen-fuel-ethanol-sensor-kit-module-harness-only-9461054.jpg?v=1770327867&width=220)
![COBB [15 - 21 STI] Previous Ethanol Sensor to NexGen Fuel Ethanol Sensor Kit - Module + Harness Only - JDMuscleEngine Management Sensorscobb315670](//jdmuscleusa.com/cdn/shop/files/cobb-15-21-sti-previous-ethanol-sensor-to-nexgen-fuel-ethanol-sensor-kit-module-harness-only-8251517.jpg?v=1770327867&width=220)
COBB TuningPrevious Ethanol Sensor to NexGen Flex Fuel Upgrade - Module + Harness Only
Fits: 08-14 WRX, 08-21 STI
Only 12 left$54000Pay over time · Est. $16.88/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.
-
In Stock![COBB [15 - 21 STI] NexGen Stage 1+ to Stage 2 + Flex Fuel Power Package Upgrade - JDMuscleEngine Package DealscobbSUB004NG2FF-S1P-UP](//jdmuscleusa.com/cdn/shop/files/cobb-15-21-sti-nexgen-stage-1-to-stage-2-flex-fuel-power-package-upgrade-2682088.jpg?v=1770328224&width=220)
![COBB [15 - 21 STI] NexGen Stage 1+ to Stage 2 + Flex Fuel Power Package Upgrade - JDMuscleEngine Package DealscobbSUB004NG2FF-S1P-UP](//jdmuscleusa.com/cdn/shop/files/cobb-15-21-sti-nexgen-stage-1-to-stage-2-flex-fuel-power-package-upgrade-3854326.jpg?v=1770328224&width=220)
COBB TuningNexGen Stage 1+ to Stage 2+ Flex Fuel Power Package Upgrade
Fits: 08-21 STI, 18 Type RA
Only 14 left$3,23000Pay over time · Est. $100.94/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.
-
-
In Stock![Cobb [15 - 21 STI Type RA 2018] Stage 1 + Redline Carbon Fiber Power Package - JDMuscleEngine Package DealscobbSUB0040S1P-RED](//jdmuscleusa.com/cdn/shop/products/cobb-15-21-sti-type-ra-2018-stage-1-redline-carbon-fiber-power-package-3847849.jpg?v=1770330622&width=220)
![Cobb [15 - 21 STI Type RA 2018] Stage 1 + Redline Carbon Fiber Power Package - JDMuscleEngine Package DealscobbSUB0040S1P-RED](//jdmuscleusa.com/cdn/shop/products/cobb-15-21-sti-type-ra-2018-stage-1-redline-carbon-fiber-power-package-3143991.jpg?v=1770330622&width=220)
COBB TuningCOBB Stage 1+ Redline Carbon Fiber Power Package
Fits: 15-21 STI, 18 Type RA
$1,48500Pay over time · Est. $46.41/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.
-
In Stock![Cobb [Subaru STI] 6MT Stage 1+ Drivetrain Package - JDMuscleEngine Package Dealscobb215X01P-W-RD](//jdmuscleusa.com/cdn/shop/files/cobb-subaru-sti-6mt-stage-1-drivetrain-package-8750611.webp?v=1770318269&width=220)
![Cobb [Subaru STI] 6MT Stage 1+ Drivetrain Package - JDMuscleEngine Package Dealscobb215X01P-W-RD](//jdmuscleusa.com/cdn/shop/files/cobb-subaru-sti-6mt-stage-1-drivetrain-package-1103748.webp?v=1770318269&width=220)
COBB TuningStage 1+ Drivetrain Package with Double Adjustable Shifter - White/Race Red
Fits: 04-21 STI 6MT
Only 9 left$37500Pay over time · Est. $11.72/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.
-
In Stock![Cobb [Subaru STI] 6MT Stage 1+ Drivetrain Package - JDMuscleEngine Package Dealscobb215X01P-W-BK](//jdmuscleusa.com/cdn/shop/files/cobb-subaru-sti-6mt-stage-1-drivetrain-package-4281310.webp?v=1770318268&width=220)
![Cobb [Subaru STI] 6MT Stage 1+ Drivetrain Package - JDMuscleEngine Package Dealscobb215X01P-W-BK](//jdmuscleusa.com/cdn/shop/files/cobb-subaru-sti-6mt-stage-1-drivetrain-package-9844102.webp?v=1770318268&width=220)
COBB TuningStage 1+ Drivetrain Package with Double Adjustable Shifter - White/Stealth Black
Fits: 04-21 STI 6MT
Only 8 left$37500Pay over time · Est. $11.72/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.
![COBB [15 - 21 WRX/STI, 14 - 18 FXT] V3 AccessPORT - JDMusclePlug and Play Engine ManagementcobbAP3-SUB-004](http://jdmuscleusa.com/cdn/shop/files/cobb-15-21-wrxsti-14-18-fxt-v3-accessport-1329863.png?v=1770336568&width=220)
![COBB [15 - 21 WRX/STI, 14 - 18 FXT] V3 AccessPORT - JDMusclePlug and Play Engine ManagementcobbAP3-SUB-004](http://jdmuscleusa.com/cdn/shop/products/cobb-15-21-wrxsti-14-18-fxt-v3-accessport-9445235.jpg?v=1770336568&width=220)
![Torque Solution [08 - 14 WRX, 08 - 21 STI] PNP Speed Density Kit - Stainless Bung | TS - WH - 499PS - JDMuscleEngine Management SensorstqsTS-WH-499PS](http://jdmuscleusa.com/cdn/shop/products/torque-solution-08-14-wrx-08-21-sti-pnp-speed-density-kit-stainless-bung-ts-wh-499ps-5839578.jpg?v=1770330487&width=220)
![COBB [15 - 18 STI] Stage 1+ Power Package w/ Blue Intake | 616X01P - BK - JDMusclePlug and Play Engine Managementcobb616X01P-BKBlack](http://jdmuscleusa.com/cdn/shop/products/cobb-15-18-sti-stage-1-power-package-w-blue-intake-616x01p-bk-4649811.jpg?v=1770336439&width=220)
![COBB [15 - 18 STI] Stage 1+ Power Package w/ Blue Intake | 616X01P - BK - JDMusclePlug and Play Engine Managementcobb616X01P-BKBlack](http://jdmuscleusa.com/cdn/shop/products/cobb-15-18-sti-stage-1-power-package-w-blue-intake-616x01p-bk-3388760.jpg?v=1770336439&width=220)
![Cobb Tuning [04 - 20 STI, 02 - 07 WRX, 04 - 08 FXT] 4 Bar MAP Sensor Upgrade Kit - JDMuscleEngine Management SensorscobbA12700](http://jdmuscleusa.com/cdn/shop/products/cobb-tuning-04-20-sti-02-07-wrx-04-08-fxt-4-bar-map-sensor-upgrade-kit-3840658.jpg?v=1770333079&width=220)
![Cobb Tuning [04 - 20 STI, 02 - 07 WRX, 04 - 08 FXT] 4 Bar MAP Sensor Upgrade Kit - JDMuscleEngine Management SensorscobbA12700](http://jdmuscleusa.com/cdn/shop/products/cobb-tuning-04-20-sti-02-07-wrx-04-08-fxt-4-bar-map-sensor-upgrade-kit-7574860.jpg?v=1770333079&width=220)
![Cobb [15 - 18 STI] Titanium Stage 3 Power Package - JDMuscleEngine Package DealscobbSUB0041030TI-BKStealth Black Intake System](http://jdmuscleusa.com/cdn/shop/products/cobb-15-18-sti-titanium-stage-3-power-package-7874736.jpg?v=1770336209&width=220)
![Cobb [15 - 18 STI] Titanium Stage 3 Power Package - JDMuscleEngine Package DealscobbSUB0041030TI-BKStealth Black Intake System](http://jdmuscleusa.com/cdn/shop/products/cobb-15-18-sti-titanium-stage-3-power-package-2336937.jpg?v=1770336209&width=220)
![COBB [19 - 21 STI, 18 STI Type RA] Stage 1+ Power Package w/ SF Intake | SUB0040S1P - BK - JDMuscleEngine Package DealscobbSUB0040S1P-BKBlack](http://jdmuscleusa.com/cdn/shop/products/cobb-19-21-sti-18-sti-type-ra-stage-1-power-package-w-sf-intake-sub0040s1p-bk-8665827.jpg?v=1770336433&width=220)
![COBB [19 - 21 STI, 18 STI Type RA] Stage 1+ Power Package w/ SF Intake | SUB0040S1P - BK - JDMuscleEngine Package DealscobbSUB0040S1P-BKBlack](http://jdmuscleusa.com/cdn/shop/products/cobb-19-21-sti-18-sti-type-ra-stage-1-power-package-w-sf-intake-sub0040s1p-bk-4613204.jpg?v=1770336434&width=220)
![COBB [15 - 21 STI] NexGen Stage 2 to Stage 2 + Flex Fuel Power Package Upgrade - JDMuscleEngine Management SensorscobbNEXGENFF001](http://jdmuscleusa.com/cdn/shop/files/cobb-15-21-sti-nexgen-stage-2-to-stage-2-flex-fuel-power-package-upgrade-3710940.jpg?v=1770327866&width=220)
![COBB [15 - 21 STI] NexGen Stage 2 to Stage 2 + Flex Fuel Power Package Upgrade - JDMuscleEngine Management SensorscobbNEXGENFF001](http://jdmuscleusa.com/cdn/shop/files/cobb-15-21-sti-nexgen-stage-2-to-stage-2-flex-fuel-power-package-upgrade-3113632.jpg?v=1770327866&width=220)
![COBB [15 - 21 STI] Previous Ethanol Sensor to NexGen Fuel Ethanol Sensor Kit - Module + Harness Only - JDMuscleEngine Management Sensorscobb315670](http://jdmuscleusa.com/cdn/shop/files/cobb-15-21-sti-previous-ethanol-sensor-to-nexgen-fuel-ethanol-sensor-kit-module-harness-only-9461054.jpg?v=1770327867&width=220)
![COBB [15 - 21 STI] Previous Ethanol Sensor to NexGen Fuel Ethanol Sensor Kit - Module + Harness Only - JDMuscleEngine Management Sensorscobb315670](http://jdmuscleusa.com/cdn/shop/files/cobb-15-21-sti-previous-ethanol-sensor-to-nexgen-fuel-ethanol-sensor-kit-module-harness-only-8251517.jpg?v=1770327867&width=220)
![COBB [15 - 21 STI] NexGen Stage 1+ to Stage 2 + Flex Fuel Power Package Upgrade - JDMuscleEngine Package DealscobbSUB004NG2FF-S1P-UP](http://jdmuscleusa.com/cdn/shop/files/cobb-15-21-sti-nexgen-stage-1-to-stage-2-flex-fuel-power-package-upgrade-2682088.jpg?v=1770328224&width=220)
![COBB [15 - 21 STI] NexGen Stage 1+ to Stage 2 + Flex Fuel Power Package Upgrade - JDMuscleEngine Package DealscobbSUB004NG2FF-S1P-UP](http://jdmuscleusa.com/cdn/shop/files/cobb-15-21-sti-nexgen-stage-1-to-stage-2-flex-fuel-power-package-upgrade-3854326.jpg?v=1770328224&width=220)
![Cobb [15 - 21 STI Type RA 2018] Stage 1 + Redline Carbon Fiber Power Package - JDMuscleEngine Package DealscobbSUB0040S1P-RED](http://jdmuscleusa.com/cdn/shop/products/cobb-15-21-sti-type-ra-2018-stage-1-redline-carbon-fiber-power-package-3847849.jpg?v=1770330622&width=220)
![Cobb [15 - 21 STI Type RA 2018] Stage 1 + Redline Carbon Fiber Power Package - JDMuscleEngine Package DealscobbSUB0040S1P-RED](http://jdmuscleusa.com/cdn/shop/products/cobb-15-21-sti-type-ra-2018-stage-1-redline-carbon-fiber-power-package-3143991.jpg?v=1770330622&width=220)
![Cobb [Subaru STI] 6MT Stage 1+ Drivetrain Package - JDMuscleEngine Package Dealscobb215X01P-W-RD](http://jdmuscleusa.com/cdn/shop/files/cobb-subaru-sti-6mt-stage-1-drivetrain-package-8750611.webp?v=1770318269&width=220)
![Cobb [Subaru STI] 6MT Stage 1+ Drivetrain Package - JDMuscleEngine Package Dealscobb215X01P-W-RD](http://jdmuscleusa.com/cdn/shop/files/cobb-subaru-sti-6mt-stage-1-drivetrain-package-1103748.webp?v=1770318269&width=220)
![Cobb [Subaru STI] 6MT Stage 1+ Drivetrain Package - JDMuscleEngine Package Dealscobb215X01P-W-BK](http://jdmuscleusa.com/cdn/shop/files/cobb-subaru-sti-6mt-stage-1-drivetrain-package-4281310.webp?v=1770318268&width=220)
![Cobb [Subaru STI] 6MT Stage 1+ Drivetrain Package - JDMuscleEngine Package Dealscobb215X01P-W-BK](http://jdmuscleusa.com/cdn/shop/files/cobb-subaru-sti-6mt-stage-1-drivetrain-package-9844102.webp?v=1770318268&width=220)