A'PEXi Parts and Accessories

Tuner cars are made to be—well, tuned! A’PEXi makes it possible with a full line of performance and suspension components for the popular tuner cars—Honda,...

Tuner cars are made to be—well, tuned! A’PEXi makes it possible with a full line of performance and suspension components for the popular tuner cars—Honda, Acura, Toyota, Nissan, Mazda, and more. Our extensive line of A’PEXi parts includes air intake kits, exhaust systems and components, coil-over kits and suspension systems, turbo timers, boost controllers, and more. Tune your ride for explosive power and impeccable handling with A’PEXi parts from Summit Racing. Shop now!

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Results 1 - 25 of 574

APEXi N1-X Evolution Extreme Exhaust Systems for 2017-2021 CIVIC - 164-KH02

Exhaust System, N1-X Evolution Extreme, Cat-back, Single In/Dual Out, Stainless, Rear Exit, Titanium Burnt Tips, for use on Honda®, 2.0L, Kit

Part Number: APX-164-KH02

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

APEXi N1 Evolution 304 Stainless Steel 3.70 Inch Muffler 156-A016

Muffler, N1 Evolution, Round, 304 Stainless, Polished, 3.70 in. Center Inlet, 4.53 in. Center Outlet, 13.78 in. Case Length, Designed for Turbo, Each

Part Number: APX-156-A016

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

APEXi N1 Evolution Extreme Exhaust Systems for 2020-2022 GR SUPRA - 164-KT16

Exhaust Systems, APEXi N1 Evolution Extreme Exhaust Systems, Cat-Back, 304 Stainless Steel, Split Rear Exit, Toyota, Sold as a Kit

Part Number: APX-164-KT16

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

APEXi N1 Evolution Extreme Exhaust Systems for 2014-2015 IS250, 2014-2016 IS350 - 164KT202

Muffler, Lexus IS250 / IS350 RWD; 14-16

Part Number: APX-164KT202

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

APEXi GT Spec Muffler Exhaust Systems for 2017-2019 CIVIC - 145-H002

Exhaust Pipe, Turbo Downpipe, GT, Stainless Steel, Natural, 70.00mm Inlet/Outlet Diameter, for use on Honda®, 2.0L, Each

Part Number: APX-145-H002

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

A'PEXi Exhaust Crossover Pipes 144-KT02

Exhaust Crossover Pipes, Lexus IS250 / IS350 RWD - (Resonated); 14-**

Part Number: APX-144-KT02

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

APEXi Rev/Speed Meters 405-A912

Data Acquisition, Rev Speed Meter, Each

Part Number: APX-405-A912

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

A'PEXi Mufflers 164-KT18

EVO EXTREME MUFFLER

Part Number: APX-164-KT18

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

APEXi Replacement Power Intake Air Filter Elements 500-A021

Air Filter Element, Conical Flanged, Cotton Gauze, Red, 3.346 in. Diameter Inlet, Each

Part Number: APX-500-A021

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

A'PEXi Air Filter Elements 507-M008

Air Filter, 3000GT; 90-01

Part Number: APX-507-M008

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

APEXi N1-X Evolution Extreme Exhaust Systems 164-KT02

Exhaust System, N1-X Evolution Extreme, Rear Axle-back, Dual, Stainless Steel, Natural, Split Rear Exit, Titanium Burnt Tips, Lexus, Kit

Part Number: APX-164-KT02

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

APEXi N1-X Evolution Extreme Exhaust Systems for 2015-2017 NX200T - 164KT206P

Exhaust System, N1-X Evolution Extreme, Cat-back, Single In/Four Out, Stainless Steel, Natural, Split Rear Exit, Titanium Burnt Tips, Lexus, 2.0L, Kit

Part Number: APX-164KT206P

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

A'PEXi Boost Controller Harnesses 49A-A010

Electronics Access.

Part Number: APX-49A-A010

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

A'PEXi Exhaust Systems 116AKH32

Exhaust System, WS3 Exhaust Systems, Cat-back, Single In/Single Out, Stainless Steel, Natural, Rear Exit, Stainless Steel Tips, for use on Honda®, Kit

Part Number: APX-116AKH32

Not Yet Reviewed

Estimated Ship Date: Jul 3, 2026 if ordered today

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Estimated Ship Date: Jul 3, 2026 if ordered today

APEXi Head Gaskets 814-N302

Head Gaskets, Multi-Layer Steel, 3.425 in. Bore, 0.059 in. Compressed Thickness, for Nissan, 2.0L Pair

Part Number: APX-814-N302

Not Yet Reviewed

Estimated Ship Date: Jul 3, 2026 if ordered today

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Estimated Ship Date: Jul 3, 2026 if ordered today

APEXi Head Gaskets 814-N306

Head Gaskets, Multi-Layer Steel, 3.582 in. Bore, 0.059 in. Compressed Thickness, for Nissan, 2.0L Pair

Part Number: APX-814-N306

Not Yet Reviewed

Estimated Ship Date: Jul 3, 2026 if ordered today

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Estimated Ship Date: Jul 3, 2026 if ordered today

APEXi Hybrid Megaphone Evolution Exhaust Systems 115AT011

Exhaust System, Hybrid Megaphone Evolution, Cat-back, Single In/Single Out, Stainless Steel, Natural, Rear Exit, Stainless Tips, Toyota, Kit

Part Number: APX-115AT011

Not Yet Reviewed