Subaru STI Performance Packages

STI Performance Packages

GenX Performance Offer A Great Selection On Performance Stage Packages For Subaru STI From Cobb, ETS, GrimmSpeed And Much More. Wide Product Selection. Free Shipping & Handling. Great Customer Service.

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GrimmSpeed Stage 3 Power Package (Red) For 15-21 Subaru STI

$2,090.00

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GrimmSpeed Stage 1 Power Package (Red) For 15-21 Subaru STI

$450.00

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GrimmSpeed Stage 2 Power Package (Red) For 15-21 Subaru STI

$1,205.00

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GrimmSpeed Stage 1 Power Package (Red) For 08-14 Subaru STI

$435.00

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Cobb Stage 1+ Power Package Black For 08-14 Subaru WRX/STI

$1,075.00

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Cobb Stage 1+ Redline Carbon Fiber Power Package For 15-21 Subaru STI

$1,350.00

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Cobb Stage 1+ Power Package Blue For 15-18 Subaru STI

$1,150.00

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GrimmSpeed Stage 3 Power Package (Black) For 15-21 Subaru STI

$2,090.00

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GrimmSpeed Stage 2 Power Package For 15-21 Subaru STI

$1,205.00

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GrimmSpeed Stage 1 Power Package (Black) For 15-21 Subaru STI

$450.00

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Cobb Stage 1+ Power Package Black For 19-21 Subaru STI/18 STI Type RA

$1,200.00

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Cobb Stage 1+ Power Package Blue For 08-14 Subaru WRX/STI

$1,075.00

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GrimmSpeed Stage 3 Power Package (Red) For 15-21 Subaru STI

The beauty of the GrimmSpeed Stage Power Packages is that all of the included components were designed and tested to work well together as a complete system. Instead of piecing together parts from many different manufacturers and hoping that their design...

$2,090.00

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GrimmSpeed Stage 1 Power Package (Red) For 15-21 Subaru STI

The beauty of the GrimmSpeed Staged Power Packages is that all of the included components were designed and tested to work well together, as a complete system. Instead of piecing together parts from many different manufacturers and hoping that they're...

$450.00

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GrimmSpeed Stage 2 Power Package (Red) For 15-21 Subaru STI

The beauty of the GrimmSpeed Staged Power Packages is that all of the included components were designed and tested to work well together, as a complete system. Instead of piecing together parts from many different manufacturers and hoping that they're...

$1,205.00

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GrimmSpeed Stage 1 Power Package (Red) For 08-14 Subaru STI

The beauty of the GrimmSpeed Staged Power Packages is that all of the included components were designed and tested to work well together, as a complete system. Instead of piecing together parts from many different manufacturers and hoping that they're...

$435.00

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Cobb Stage 1+ Power Package Black For 08-14 Subaru WRX/STI

This package includes the COBB SF Intake and Airbox along with the V3 Accessport! Want the world's best selling, most flexible ECU upgrade solution along with COBB's SF Intake System to increase airflow? Start here, down the modifying road with the best...

$1,075.00

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Cobb Stage 1+ Redline Carbon Fiber Power Package For 15-21 Subaru STI

This package includes the COBB Redline Carbon Fiber Intake System along with the V3 Accessport! Want the world's best selling, most flexible ECU upgrade solution along with COBB's SF Intake System to increase air flow? Start here, down the modifying...

$1,350.00

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Cobb Stage 1+ Power Package Blue For 15-18 Subaru STI

This package includes the COBB SF Intake and Airbox along with the V3 Accessport! Want the world's best selling, most flexible ECU upgrade solution along with COBB's SF Intake System to increase air flow? Start here, down the modifying road with the...

$1,150.00

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GrimmSpeed Stage 3 Power Package (Black) For 15-21 Subaru STI

The beauty of the GrimmSpeed Stage Power Packages is that all of the included components were designed and tested to work well together as a complete system. Instead of piecing together parts from many different manufacturers and hoping that their design...

$2,090.00

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GrimmSpeed Stage 2 Power Package For 15-21 Subaru STI

The beauty of the GrimmSpeed Staged Power Packages is that all of the included components were designed and tested to work well together, as a complete system. Instead of piecing together parts from many different manufacturers and hoping that they're...

$1,205.00

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GrimmSpeed Stage 1 Power Package (Black) For 15-21 Subaru STI

The beauty of the GrimmSpeed Staged Power Packages is that all of the included components were designed and tested to work well together, as a complete system. Instead of piecing together parts from many different manufacturers and hoping that they're...

$450.00

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Cobb Stage 1+ Power Package Black For 19-21 Subaru STI/18 STI Type RA

This package includes the COBB SF Intake and Airbox along with the V3 Accessport! Want the world's best selling, most flexible ECU upgrade solution along with COBB's SF Intake System to increase air flow? Start here, down the modifying road with the best...

$1,200.00

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Cobb Stage 1+ Power Package Blue For 08-14 Subaru WRX/STI

This package includes the COBB SF Intake and Airbox along with the V3 Accessport! Want the world's best selling, most flexible ECU upgrade solution along with COBB's SF Intake System to increase airflow? Start here, down the modifying road with the...

$1,075.00

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STI Performance Packages

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