Buy Now, Pay Later Starting at 0% APR learn more ×
(915) 228-9920

Open M-F 10am-6pm MST

0

Your cart is currently empty.

Continue shopping
Total: $0.00
View cart
Check out
Toggle menu
0
select level 1
select level 2
select level 3
Search

IAG Performance

IAG Performance is considered a leading manufacturer of high performance Subaru aftermarket components.
× Close
Categories
Size Clear
Shop By Brand Clear
We're here to help!

Don't see the products you're searching for on the site? Reach out to us directly via the Contact Us page and we will find it for you!

IAG / JE Pro Seal Subaru EJ25 / EJ257 100mm Head Gasket 0.039in for 14mm Head Studs (1 Pair). Quick View
IAG Performance

IAG / JE Pro Seal Subaru EJ25 / EJ257 100mm Head Gasket 0.039in for 14mm Head Studs (1 Pair).

$169.99
IAG-ENG-1730P
All Best selling products Commerceinstruments Best Selling Products Head Gaskets IAG Performance New products
IAG / JE Pro Seal Subaru EJ25 / EJ257 100mm Head Gasket 0.039in for 14mm Head Studs (1 Pair).
IAG / JE Pro Seal Subaru EJ25 / EJ257 100mm Head Gasket 0.039in for 14mm Head Studs (1). Quick View
IAG Performance

IAG / JE Pro Seal Subaru EJ25 / EJ257 100mm Head Gasket 0.039in for 14mm Head Studs (1).

$89.99
IAG-ENG-1730S
All Best selling products Commerceinstruments Best Selling Products Head Gaskets IAG Performance New products
IAG / JE Pro Seal Subaru EJ25 / EJ257 100mm Head Gasket 0.039in for 14mm Head Studs (1).
IAG 11mm Head Stud Dowel Pin Install Tool IAG 11mm Head Stud Dowel Pin Install Tool Quick View
IAG Performance

IAG 11mm Head Stud Dowel Pin Install Tool

$29.99
IAG-TLS-0013
All Best selling products Commerceinstruments Best Selling Products IAG Performance New products
The IAG 11mm head stud dowel tool was created to support the inner dowel wall evenly as it is tapped in place on the...
IAG 14mm Head Stud Dowel Pin Install Tool IAG 14mm Head Stud Dowel Pin Install Tool Quick View
IAG Performance

IAG 14mm Head Stud Dowel Pin Install Tool

$29.99
IAG-TLS-0012
All Best selling products Commerceinstruments Best Selling Products IAG Performance New products
The IAG 14mm head stud dowel tool was created to support the inner dowel walls evenly as it is tapped in place on the...
IAG 6 Speed Synchro Set 1st - 3rd Brass / 4th - 6th Carbon Faced - Brass for 08-21 STI Quick View
IAG Performance

IAG 6 Speed Synchro Set 1st - 3rd Brass / 4th - 6th Carbon Faced - Brass for 08-21 STI

$399.99
IAG-DRV-1040
All Best selling products Commerceinstruments Best Selling Products IAG Performance New products
IAG 6 Speed Synchro Set 1st - 3rd Brass / 4th - 6th Carbon Faced - Brass for 2008-21 STI
IAG 600 FA20 DIT Long Block Engine w/ IAG 600 Heads - Subaru WRX 2015-2021 IAG 600 FA20 DIT Long Block Engine w/ IAG 600 Heads - Subaru WRX 2015-2021 Quick View
IAG Performance

IAG 600 FA20 DIT Long Block Engine w/ IAG 600 Heads - Subaru WRX 2015-2021

$15,999.99
IAG-ENG-L600
All Best selling products Commerceinstruments Best Selling Products IAG Performance Longblocks New products
A "DROP-IN" SOLUTION The IAG Performance Hand-Built 600 Subaru FA20F (DIT) Long Block Package is a complete, valve cover to valve cover, timed, crate...
IAG 600 FA20 DIT Subaru Short Block [600 BHP] - Subaru WRX 2015-2021 IAG 600 FA20 DIT Subaru Short Block [600 BHP] - Subaru WRX 2015-2021 Quick View
IAG Performance

IAG 600 FA20 DIT Subaru Short Block [600 BHP] - Subaru WRX 2015-2021

$5,099.99
IAG-ENG-S600
All Best selling products Commerceinstruments Best Selling Products Engine Build Components IAG Performance New products Shortblocks
IAG 600 FA20 2.0L Short Block Includes: Case Halves -Brand new OEM Subaru FA20 case halves, bored and honed to 86.1mm Case Machining - Modified...
IAG 600 FA20 Short Block [12.5:1 CR; 600 BHP] - Subaru BRZ / FR-S / 86 2013-2020 IAG 600 FA20 Short Block [12.5:1 CR; 600 BHP] - Subaru BRZ / FR-S / 86 2013-2020 Quick View
IAG Performance

IAG 600 FA20 Short Block [12.5:1 CR; 600 BHP] - Subaru BRZ / FR-S / 86 2013-2020

$5,099.99
IAG-ENG-S686H
All Best selling products Commerceinstruments Best Selling Products Engine Build Components IAG Performance New products Shortblocks
DESIGNED FOR STRENGTH The IAG 600 Short Block is designed for stock or modified FA20 Subaru BRZs that need a stronger short block to...
IAG 600 FA20 Subaru Short Block [10.5:1 CR; 600 BHP] - Subaru BRZ / FR-S / 86 2013-2020 IAG 600 FA20 Subaru Short Block [10.5:1 CR; 600 BHP] - Subaru BRZ / FR-S / 86 2013-2020 Quick View
IAG Performance

IAG 600 FA20 Subaru Short Block [10.5:1 CR; 600 BHP] - Subaru BRZ / FR-S / 86 2013-2020

$4,799.99
IAG-ENG-S686L
All Best selling products Commerceinstruments Best Selling Products Engine Build Components IAG Performance New products Shortblocks
DESIGNED FOR STRENGTH The IAG 600 Short Block is designed for stock or modified FA20 Subaru BRZs that need a stronger short block to...
IAG 750 EJ20 Subaru Closed Deck Short Block For 2002-05 WRX - 750 BHP Quick View
IAG Performance

IAG 750 EJ20 Subaru Closed Deck Short Block For 2002-05 WRX - 750 BHP

$4,999.99
IAG-ENG-S755
All Best selling products Commerceinstruments Best Selling Products Engine Build Components IAG Performance New products Shortblocks
IAG 750 EJ20 Subaru Closed Deck Short Block For 2002-05 WRX - 750 BHP
IAG 800 FA20 DIT Closed Deck Case Half Set - No Bore & Hone for 2015-21 Subaru WRX Quick View
IAG Performance

IAG 800 FA20 DIT Closed Deck Case Half Set - No Bore & Hone for 2015-21 Subaru WRX

$2,599.99
IAG-ENG-C800
All Best selling products Commerceinstruments Best Selling Products Engine Build Components IAG Performance New products
IAG 800 FA20 DIT Closed Deck Case Half Set - No Bore & Hone for 2015-21 Subaru WRX
IAG 800 FA20 DIT Closed Deck Case Half Set - w/ Bore & Hone for 2015-21 Subaru WRX Quick View
IAG Performance

IAG 800 FA20 DIT Closed Deck Case Half Set - w/ Bore & Hone for 2015-21 Subaru WRX

$2,949.99
IAG-ENG-C800BH
All Best selling products Commerceinstruments Best Selling Products Engine Build Components IAG Performance New products
IAG 800 FA20 DIT Closed Deck Case Half Set - w/ Bore & Hone for 2015-21 Subaru WRX
IAG 800 FA20 DIT Subaru Closed Deck Short Block for 2015-21 WRX - 800 BHP Quick View
IAG Performance

IAG 800 FA20 DIT Subaru Closed Deck Short Block for 2015-21 WRX - 800 BHP

$5,999.99
IAG-ENG-S800
All Best selling products Commerceinstruments Best Selling Products Engine Build Components IAG Performance New products Shortblocks
IAG 800 FA20 DIT Subaru Closed Deck Short Block for 2015-21 WRX - 800 BHP
IAG 800 FA20 Subaru Closed Deck Short Block for 2013-20 BRZ / FR-S / GT86 (10.5:1 Compression Ratio) - 800 BHP Quick View
IAG Performance

IAG 800 FA20 Subaru Closed Deck Short Block for 2013-20 BRZ / FR-S / GT86 (10.5:1 Compression Ratio) - 800 BHP

$5,999.99
IAG-ENG-S886L
All Best selling products Commerceinstruments Best Selling Products Engine Build Components IAG Performance New products Shortblocks
IAG 800 FA20 Subaru Closed Deck Short Block for 2013-20 BRZ / FR-S / GT86 (10.5:1 Compression Ratio) - 800 BHP
IAG 800 FA20 Subaru Closed Deck Short Block for 2013-20 BRZ / FR-S / GT86 (12.5:1 Compression Ratio) - 800 BHP Quick View
IAG Performance

IAG 800 FA20 Subaru Closed Deck Short Block for 2013-20 BRZ / FR-S / GT86 (12.5:1 Compression Ratio) - 800 BHP

$5,999.99
IAG-ENG-S886H
All Best selling products Commerceinstruments Best Selling Products Engine Build Components IAG Performance New products Shortblocks
IAG 800 FA20 Subaru Closed Deck Short Block for 2013-20 BRZ / FR-S / GT86 (12.5:1 Compression Ratio) - 800 BHP
IAG 950 EJ20 Subaru Closed Deck Short Block For 2002-05 WRX - 950 BHP Quick View
IAG Performance

IAG 950 EJ20 Subaru Closed Deck Short Block For 2002-05 WRX - 950 BHP

$5,999.99
IAG-ENG-S955
All Best selling products Commerceinstruments Best Selling Products Engine Build Components IAG Performance New products Shortblocks
IAG 950 EJ20 Subaru Closed Deck Short Block For 2002-05 WRX - 950 BHP
IAG AOS Replacement O-Ring Seals and Hardware Set. Quick View
IAG Performance

IAG AOS Replacement O-Ring Seals and Hardware Set.

$13.99
IAG-RPL-7109
Air Oil Separators All Best selling products Commerceinstruments Best Selling Products IAG Performance New products Oil System
IAG AOS Replacement O-Ring Seals and Hardware Set.
IAG Big Bore 76mm Throttle Body Adapter for OEM Subaru STI / Cosworth Intake Manifold; Black Finish. Quick View
IAG Performance

IAG Big Bore 76mm Throttle Body Adapter for OEM Subaru STI / Cosworth Intake Manifold; Black Finish.

$109.99
IAG-AFD-2020BK
All Best selling products Commerceinstruments Best Selling Products IAG Performance New products Throttle Bodies & Spacers
IAG Big Bore 76mm Throttle Body Adapter for OEM Subaru STI / Cosworth Intake Manifold; Black Finish.
IAG Big Bore 76mm Throttle Body Adapter for Process West Intake Manifold (Silver Finish). Quick View
IAG Performance

IAG Big Bore 76mm Throttle Body Adapter for Process West Intake Manifold (Silver Finish).

$109.99
IAG-AFD-2021SL
All Best selling products Commerceinstruments Best Selling Products IAG Performance New products Throttle Bodies & Spacers
IAG Big Bore 76mm Throttle Body Adapter for Process West Intake Manifold (Silver Finish).
IAG Big Bore 76mm Throttle Body Adapter for Process West Intake Manifold; Black Finish. Quick View
IAG Performance

IAG Big Bore 76mm Throttle Body Adapter for Process West Intake Manifold; Black Finish.

$109.99
IAG-AFD-2021BK
All Best selling products Commerceinstruments Best Selling Products IAG Performance New products Throttle Bodies & Spacers
IAG Big Bore 76mm Throttle Body Adapter for Process West Intake Manifold; Black Finish.
IAG Big Bore 76mm Throttle Body w/ Electronics & Black Adapter Package for Subaru STI Process West Intake Manifolds Quick View
IAG Performance

IAG Big Bore 76mm Throttle Body w/ Electronics & Black Adapter Package for Subaru STI Process West Intake Manifolds

$379.99
IAG-AFD-2028BK
Air Induction All Best selling products Commerceinstruments Best Selling Products IAG Performance New products Throttle Bodies & Spacers
IAG Big Bore 76mm Throttle Body w/ Electronics & Black Adapter Package for Subaru STI Process West Intake Manifolds
IAG Big Bore 76mm Throttle Body w/ Electronics & Silver Adapter Package for Subaru STI Process West Intake Manifolds Quick View
IAG Performance

IAG Big Bore 76mm Throttle Body w/ Electronics & Silver Adapter Package for Subaru STI Process West Intake Manifolds

$379.99
IAG-AFD-2028SL
Air Induction All Best selling products Commerceinstruments Best Selling Products IAG Performance New products Throttle Bodies & Spacers
IAG Big Bore 76mm Throttle Body w/ Electronics & Adapter Package for Subaru STI Process West Intake Manifolds
IAG Big Bore 76mm Throttle Body with Electronics and Adapter Package for OEM Subaru STI / Cosworth Intake Manifold; Black Finish. Quick View
IAG Performance

IAG Big Bore 76mm Throttle Body with Electronics and Adapter Package for OEM Subaru STI / Cosworth Intake Manifold; Black Finish.

$379.99
IAG-AFD-2027BK
Air Induction All Best selling products Commerceinstruments Best Selling Products IAG Performance New products Throttle Bodies & Spacers
IAG Big Bore 76mm Throttle Body with Electronics and Adapter Package for OEM Subaru STI / Cosworth Intake Manifold; Black Finish.
IAG Big Bore 76mm Throttle Body with Electronics and Adapter Package for OEM Subaru STI / Cosworth Intake Manifold; Silver Finish. Quick View
IAG Performance

IAG Big Bore 76mm Throttle Body with Electronics and Adapter Package for OEM Subaru STI / Cosworth Intake Manifold; Silver Finish.

$379.99
IAG-AFD-2027SL
Air Induction All Best selling products Commerceinstruments Best Selling Products IAG Performance New products Throttle Bodies & Spacers
IAG Big Bore 76mm Throttle Body with Electronics and Adapter Package for OEM Subaru STI / Cosworth Intake Manifold; Silver Finish.
IAG Bosch 82mm Throttle Body & Adapter Package for Subaru STI Process West Intake Manifolds; Black Finish. Quick View
IAG Performance

IAG Bosch 82mm Throttle Body & Adapter Package for Subaru STI Process West Intake Manifolds; Black Finish.

$419.99
IAG-AFD-2025BK
Air Induction All Best selling products Commerceinstruments Best Selling Products IAG Performance New products Throttle Bodies & Spacers
IAG Bosch 82mm Throttle Body & Adapter Package for Subaru STI Process West Intake Manifolds; Black Finish.
IAG Bosch 82mm Throttle Body & Adapter Package for Subaru STI Process West Intake Manifolds; Silver Finish. Quick View
IAG Performance

IAG Bosch 82mm Throttle Body & Adapter Package for Subaru STI Process West Intake Manifolds; Silver Finish.

$419.99
IAG-AFD-2025SL
Air Induction All Best selling products Commerceinstruments Best Selling Products IAG Performance New products Throttle Bodies & Spacers
IAG Bosch 82mm Throttle Body & Adapter Package for Subaru STI Process West Intake Manifolds; Silver Finish.
IAG Braided Fuel Line & Fitting Kit for IAG Top Feed Fuel Rails & -6AN Aftermarket FPR. Quick View
IAG Performance

IAG Braided Fuel Line & Fitting Kit for IAG Top Feed Fuel Rails & -6AN Aftermarket FPR.

$279.99
IAG-AFD-2202
All Best selling products Commerceinstruments Best Selling Products Fuel Lines & Fittings Fuel System IAG Performance New products
IAG Braided Fuel Line & Fitting Kit for IAG Top Feed Fuel Rails & -6AN Aftermarket FPR.
IAG Braided Fuel Line & Fitting Kit for IAG Top Feed Fuel Rails & Cobb Tuning FPR for 08-21 STI. Quick View
IAG Performance

IAG Braided Fuel Line & Fitting Kit for IAG Top Feed Fuel Rails & Cobb Tuning FPR for 08-21 STI.

$249.99
IAG-AFD-2200-6
All Best selling products Commerceinstruments Best Selling Products Fuel Lines & Fittings Fuel System IAG Performance New products
IAG Braided Fuel Line & Fitting Kit for IAG Top Feed Fuel Rails & Cobb Tuning FPR for 08-21 STI.
IAG Braided Fuel Line & Fitting Kit for IAG Top Feed Fuel Rails & OEM FPR 04-06 STI. Quick View
IAG Performance

IAG Braided Fuel Line & Fitting Kit for IAG Top Feed Fuel Rails & OEM FPR 04-06 STI.

$249.99
IAG-AFD-2200-5
All Best selling products Commerceinstruments Best Selling Products Fuel Lines & Fittings Fuel System IAG Performance New products
IAG Braided Fuel Line & Fitting Kit for IAG Top Feed Fuel Rails & OEM FPR 04-06 STI.
IAG Braided Fuel Line & Fitting Kit for IAG Top Feed Fuel Rails & OEM FPR for 02-07 WRX Quick View
IAG Performance

IAG Braided Fuel Line & Fitting Kit for IAG Top Feed Fuel Rails & OEM FPR for 02-07 WRX

$264.99
IAG-AFD-2200-1
All Best selling products Commerceinstruments Best Selling Products Fuel Lines & Fittings Fuel System IAG Performance New products
IAG Braided Fuel Line & Fitting Kit for IAG Top Feed Fuel Rails & OEM FPR for 02-07 WRX
Show More
Items 1 to 30 of 192 total
compare
All products sold by Patterson Performance Parts, LLC are intended for off-road and/or competition use only. By purchasing aftermarket products from us, having us install the products, or both, the customer takes full responsibility for any use, and/or misuse of the product; and agrees that Patterson Performance Parts holds no responsibility for any consequences, legal, or other, of such use and/or misuse.
The cookie settings on this website are set to 'allow all cookies' to give you the very best experience. Please click Accept Cookies to continue to use the site.
Accept Cookies Privacy Policy

Your cart

×