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In-Stock 2018 Subaru WRX STI Bearings

Looking for in-stock aftermarket parts to modify or upgrade your 2018 Subaru WRX STI with bearings? At Tunersports.com we carry a huge selection of the top name brand performance bearing parts and accessories for your WRX STI.

Whether you have a 2018 Subaru WRX STI in Base to Type RA trim we have you covered. We have 33 bearings available parts to mod your WRX STI. All parts have free shipping to the Continental US 48 States.

2018 WRX STI Bearing Parts:

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King Engine Bearings Main Bearings

IN STOCK MB5382XPG.026 Optional to MB5382AM (Race bearings, Tri-metal pMax Black)... King Subaru EJ20/EJ22/EJ25 (For Thrust in #5 Position) .026 Oversized Tri-Metal Perf Main Bearing Se 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $91.96 Details
IN STOCK MB5382XPG0.25 Optional to MB5382AM (Race bearings, Tri-metal pMax Black)... King Subaru EJ20/EJ22/EJ25 (For Thrust in #5 Position) 0.25 Oversized Tri-Metal Perf Main Bearing Se 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $88.63 Details
IN STOCK - LOW MB5382XPG0.5 Optional to MB5382AM (Race bearings, Tri-metal pMax Black)... King Subaru EJ20/EJ22/EJ25 (For Thrust in #5 Position) 0.5 Oversized Tri-Metal Perf Main Bearing Set 2015-2019 Subaru WRX STI Base / Limited $88.63 Details
IN STOCK MB5382XPGC Optional to MB5382AM (race bearings, trimetal pMax Black, coated)... King Subaru EJ20 / EJ22/ EJ25 (Including Turbo) Coated Crankshaft Main Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $135.26 Details
IN STOCK MB5382XPGSTDX Optional to MB5382AM (Race bearings, Tri-metal pMax Black)... King Subaru EJ20/EJ22/EJ25 (For Thrust in #5 Position) (Size STDX) Tri-Metal Perf Main Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $91.96 Details
IN STOCK MB5739SI King Subaru EJ20/EJ22/EJ25 .002 Oversized Bi-Metal Silicon Aluminum Main Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $98.56 Details
IN STOCK - DROPSHIPS MB5739SI0.25 King Engine Bearings Subaru Ej20/Ej22/Ej25 Housing Bore + .002 (Size +0.25mm) Main Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $105.16 Details
IN STOCK - DROPSHIPS MB5739SI0.5 King Engine Bearings Subaru Ej20/Ej22/Ej25 Housing Bore + .002 (Size +0.50mm) Main Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $105.16 Details
IN STOCK - DROPSHIPS MB5739SI0.75 King Engine Bearings Subaru Ej20/Ej22/Ej25 Housing Bore + .002 (Size +0.75mm) Main Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $105.16 Details

King Engine Bearings Performance Main Bearings

IN STOCK MB5220XP Optional to MB5220AM (Race bearings, Tri-metal pMax Black)... King Subaru WRX/STi EJ20 EJ22 EJ25 Flange #3 Position (Size STD) Performance Main Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $96.01 Details
IN STOCK - LOW MB5220XP0.25 Optional to MB5220AM (Race bearings, Tri-metal pMax Black)... King Subaru WRX/STi EJ20 EJ22 EJ25 Flange #3 Position (Size 0.25) Performance Main Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $96.01 Details
IN STOCK MB5382XPG Optional to MB5382AM (Race bearings, Tri-metal pMax Black)... King Subaru EJ20/EJ22/EJ25 (For Thrust in #5 Position) (Size STD) Performance Main Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $88.63 Details
IN STOCK MB5382XPGC.026 Optional to MB5382AM (race bearings, trimetal pMax Black, coated)... King Subaru EJ20/EJ22/EJ25 Including Turbo (Size .026) pMaxKote Performance Main Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $141.20 Details
IN STOCK MB5382XPGCSTDX Optional to MB5382AM (race bearings, trimetal pMax Black, coated)... King Subaru EJ20/EJ22/EJ25 Including Turbo (Size STDX) pMaxKote Performance Main Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $141.20 Details

King Engine Bearings Performance Rod Bearings

IN STOCK CR4125CP Optional to CR4125SI (for turbo-charged engines)... King Subaru EJ20/EJ22/EJ25 (Including Turbo) Performance Rod Bearing (Set of 4) 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $44.37 Details
IN STOCK - DROPSHIPS CR4125CP0.5 Optional to CR4125SI (for turbo-charged engines)... King Subaru EJ20/EJ22/EJ25 (Including Turbo) (Size 0.5) Performance Rod Bearing - Set of 4 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $50.97 Details
IN STOCK CR4125XPGC Optional to CR4125SI (race bearings, trimetal pMax Black, coated)... King Subaru EJ20/EJ22/EJ25 (Suites 52mm Journal Size) (Size STD) Tri-Metal Coated Rod Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $91.74 Details
IN STOCK CR4125XPGC.026 Optional to CR4125SI (race bearings, trimetal pMax Black, coated)... King Subaru EJ20/EJ22/EJ25 (Size .026) pMaxKote Performance Rod Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $95.22 Details
IN STOCK CR4125XPGCSTDX Optional to CR4125SI (race bearings, trimetal pMax Black, coated)... King Subaru EJ20/EJ22/EJ25 (Size STDX) pMaxKote Performance Rod Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $95.22 Details
IN STOCK CR4280XP Optional to CR4280CP (Race bearings, Tri-metal pMax Black)... King Subaru WRX/STi EJ20/EJ22/EJ25 48mm Rod (Size STD) Performance Rod Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $63.92 Details
IN STOCK - DROPSHIPS CR4280XP.026 Optional to CR4280CP (Race bearings, Tri-metal pMax Black)... King Subaru WRX/STi EJ20/EJ22/EJ25 48mm Rod (Size +.025) Performance Rod Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $72.62 Details
IN STOCK CR4280XP0.25 Optional to CR4280CP (Race bearings, Tri-metal pMax Black)... King Subaru WRX/STi EJ20/EJ22/EJ25 48mm Rod (Size +0.25) Performance Rod Bearing Set 2015-2019 Subaru WRX STI Base / Limited $63.92 Details
IN STOCK - DROPSHIPS CR4280XP0.5 Optional to CR4280CP (Race bearings, Tri-metal pMax Black)... King Subaru WRX/STi EJ20/EJ22/EJ25 48mm Rod (Size +0.5) Performance Rod Bearing Set 2015-2019 Subaru WRX STI Base / Limited $70.52 Details
IN STOCK CR4280XPSTDX Optional to CR4280CP (Race bearings, Tri-metal pMax Black)... King Subaru WRX/STi EJ20/EJ22/EJ25 48mm Rod (Size STDX) Performance Rod Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $66.02 Details

King Engine Bearings Rod Bearings

IN STOCK CR4125XPG Optional to CR4125SI (Race bearings, Tri-metal pMax Black)... King Subaru EJ20/EJ22/EJ25 (Suites 52mm Journal Size) (Size STD) Tri-Metal Perf Rod Bearing Set 2015-2019 Subaru WRX STI Base / Limited 2018-2018 Subaru WRX STI Type RA $62.41 Details