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The 24 best-selling engine on AliExpress

We picked 24 engine from AliExpress with real orders and good reviews. Prices go from CHF 1.42 to CHF 27.33, the average rating is 4.8 stars and the most popular one has 30.4k orders. Every product opens on AliExpress, where you pay with buyer protection.

Updated: 2026-11

  1. 1Popular ELM327 WiFi OBD2 Diagnostic Scanner V1.5 Car Code Reader Check Engine Fault Detect-54%Popular ELM327 WiFi OBD2 Diagnostic Scanner V1.5 Car Code Reader Check Engine Fault DetectCHF 3.56 CHF 7.75★ 4.9 · 30.4k soldView on AliExpress →
  2. 2Mini ELM327 V1.5/V2.1 Bluetooth OBD2 Scanner Code Reader Car Diagnostic Tools Check Engine-58%Mini ELM327 V1.5/V2.1 Bluetooth OBD2 Scanner Code Reader Car Diagnostic Tools Check EngineCHF 2.43 CHF 5.83★ 4.9 · 10.4k soldView on AliExpress →
  3. 3Car Diagnostic Tool CY3001 OBD2 Scanner Code Reader Car Voltage Tester Engine Fault Code S-55%Car Diagnostic Tool CY3001 OBD2 Scanner Code Reader Car Voltage Tester Engine Fault Code SCHF 8.32 CHF 18.53★ 4.9 · 8.7k soldView on AliExpress →
  4. 4Fit for BMW E87 E60 E83 E84 E89 E90 E91 E92 E93 Car Engine Start Button Replace Cover Stop-65%Fit for BMW E87 E60 E83 E84 E89 E90 E91 E92 E93 Car Engine Start Button Replace Cover StopCHF 1.59 CHF 4.49★ 4.9 · 7.2k soldView on AliExpress →
  5. 5V510 Professional Obdii Diagnostic Scanner, Engine Fault Code Reader, Live Data Stream, I-61%V510 Professional Obdii Diagnostic Scanner, Engine Fault Code Reader, Live Data Stream, ICHF 7.99 CHF 20.34★ 4.9 · 6.3k soldView on AliExpress →
  6. 66in1 Police Sports Car Fire Engine Mini Loader Truck Plane Classic City Model Building Blo-56%6in1 Police Sports Car Fire Engine Mini Loader Truck Plane Classic City Model Building BloCHF 3.11 CHF 7.05★ 4.9 · 6.2k soldView on AliExpress →
  7. 710 PCS M6 Car Modified Fasteners Fender Washer Bumper Engine Concave Screws Fender Washer -50%10 PCS M6 Car Modified Fasteners Fender Washer Bumper Engine Concave Screws Fender Washer License Plate BoltsCHF 3.46 CHF 6.93★ 4.9 · 5.6k soldView on AliExpress →
  8. 8Newest LCD Digital Engine Tach Hour Meter Tachometer Gauge Inductive Display-58%Newest LCD Digital Engine Tach Hour Meter Tachometer Gauge Inductive DisplayCHF 4.46 CHF 10.70★ 4.8 · 5k soldView on AliExpress →
  9. 9Spark Plug Tester Double hole Diagnostic Tool Car 12V Spark Tester 0-6000rpm Auto Engine I-55%Spark Plug Tester Double hole Diagnostic Tool Car 12V Spark Tester 0-6000rpm Auto Engine ICHF 15.91 CHF 35.53★ 4.7 · 4.8k soldView on AliExpress →
  10. 10KONNWEI MAXOBD Bluetooth OBD2 Scanner Auto Engine Code Reader Car Diagnostic Detector Supp-57%KONNWEI MAXOBD Bluetooth OBD2 Scanner Auto Engine Code Reader Car Diagnostic Detector SuppCHF 13.21 CHF 31.01★ 4.9 · 4.3k soldView on AliExpress →
  11. 11Adjustable Multi-Function Engine Oil Filter Wrench Clamp Grid Oil Change Car Disassembly T-57%Adjustable Multi-Function Engine Oil Filter Wrench Clamp Grid Oil Change Car Disassembly TCHF 11.53 CHF 27.05★ 4.7 · 3.8k soldView on AliExpress →
  12. 12KONNWEI KW330 Car OBD2 Fault Scanner Engine Battery Test Fault Code Clear Real-Time DKONNWEI KW330 Car OBD2 Fault Scanner Engine Battery Test Fault Code Clear Real-Time DCHF 26.37★ 4.7 · 3.8k soldView on AliExpress →
  13. 1310-50pcs N90974701 Engine Cover Undertray Splashguard Wheel Arch Torx Screw Fastener Clips-13%10-50pcs N90974701 Engine Cover Undertray Splashguard Wheel Arch Torx Screw Fastener Clips UniversalCHF 1.87 CHF 2.14★ 4.9 · 3.3k soldView on AliExpress →
  14. 14Bluetooth ELM327 OBD2 Car Code Reader Scanner V1.5 Fault Detector Check Engine Automotive-67%Bluetooth ELM327 OBD2 Car Code Reader Scanner V1.5 Fault Detector Check Engine AutomotiveCHF 2.43 CHF 7.34★ 4.9 · 3.3k soldView on AliExpress →
  15. 1576MM 3 Inch Car Air Filters Vent Filter High Flow Intake Kit Mesh Cone Engine Protector Re-62%76MM 3 Inch Car Air Filters Vent Filter High Flow Intake Kit Mesh Cone Engine Protector ReCHF 8.83 CHF 23.25★ 4.9 · 3.3k soldView on AliExpress →
  16. 161Pc Boat Outboard Switch Engine Motor Lanyard Kill Urgent Stop Button Safety Connector Cor-54%1Pc Boat Outboard Switch Engine Motor Lanyard Kill Urgent Stop Button Safety Connector CorCHF 3.87 CHF 8.42★ 4.9 · 3k soldView on AliExpress →
  17. 17Boat Outboard Switch Engine Motor Lanyard Kill Urgent Stop Button Safety Connector Cord Co-7%Boat Outboard Switch Engine Motor Lanyard Kill Urgent Stop Button Safety Connector Cord CoCHF 2.32 CHF 2.50★ 4.8 · 3k soldView on AliExpress →
  18. 18Universal Under Hood Engine Repair White LED Light Bar with Auto On/Off Switch Control Car-66%Universal Under Hood Engine Repair White LED Light Bar with Auto On/Off Switch Control CarCHF 5.97 CHF 17.68★ 4.6 · 3k soldView on AliExpress →
  19. 19Car Cylinder Tester Kit Gasoline Engine Compression Meter 0-300 PSI Pressure Gauge with M1-57%Car Cylinder Tester Kit Gasoline Engine Compression Meter 0-300 PSI Pressure Gauge with M10 M12 M14CHF 19.08 CHF 44.57★ 4.9 · 2.6k soldView on AliExpress →
  20. 20For Motorboat And Outboard Motors Boat Engine Kill Stop Switch Emergency Stop Switch Safet-64%For Motorboat And Outboard Motors Boat Engine Kill Stop Switch Emergency Stop Switch SafetCHF 1.42 CHF 3.96★ 4.9 · 2k soldView on AliExpress →
  21. 21Universal Car Alarm Auto Start Stop System Remote Control Engine Ignition Autostart Kit Ke-60%Universal Car Alarm Auto Start Stop System Remote Control Engine Ignition Autostart Kit KeCHF 27.33 CHF 68.31★ 4.5 · 2k soldView on AliExpress →
  22. 224pcs Engine Timing Tool Locking Pins Kit-57%4pcs Engine Timing Tool Locking Pins KitCHF 4.79 CHF 11.13★ 4.9 · 1.9k soldView on AliExpress →
  23. 23Professional Pressure Gauge Engine Compression Meter Automotive Cylinder Tester Kit with M-56%Professional Pressure Gauge Engine Compression Meter Automotive Cylinder Tester Kit with M10 M12 M14CHF 18.99 CHF 42.76★ 4.8 · 1.8k soldView on AliExpress →
  24. 241pc BM6A Spark Plug Glow Plug Small Engine Spark Plug-48%1pc BM6A Spark Plug Glow Plug Small Engine Spark PlugCHF 2.39 CHF 4.60★ 4.7 · 1.4k soldView on AliExpress →

Quick picks

Most popularPopular ELM327 WiFi OBD2 Diagnostic Scanner V1.5 Car Code Reader Check Engine FaCHF 3.56 · ★ 4.9 · 30.4k soldBest ratedBafang 750W Motor BBS02B BBS02 Ebike Conversion Kit Electric Bicycle Mid Drive ECHF 367 · ★ 5.0 · 99 soldCheapest well ratedCar Exhaust Valve Cover Engine PCV Valve Cover Repair Kit Including DiaphragmCHF 1.33 · ★ 4.8 · 19 soldBiggest discountGA-16 Immobilizer 2.4G Wireless Anti-Hijacking Engine Lock Car Alarm System InteCHF 9.16 · ★ 4.7 · 500 sold

How much to pay

Tip: read the latest buyer photos on AliExpress and check the size or model before you order. Products with many orders and a rating of 4.7 or more are usually the safest choice.

Questions

What is the best-selling engine?

The most popular one is "Popular ELM327 WiFi OBD2 Diagnostic Scanner V1.5 Car Code Reader Check Engine Fault Detect", with 30.4k orders.

How much does a engine cost?

In this list prices go from CHF 1.33 to CHF 541; half of them cost less than CHF 12.32.

Which engine has the best reviews?

"Bafang 750W Motor BBS02B BBS02 Ebike Conversion Kit Electric Bicycle Mid Drive Engine 48V" has an average of 5.0 stars with many orders.

Are there discounts?

Yes. On average these products are 39% below their original price on AliExpress. Prices change often.

Prices and ratings come from AliExpress and can change. We may earn a commission when you buy through our links, at no extra cost to you.

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