This page lists 34 electrical parts for the 2018 Genesis G80, across 8 part types, covering all 3 engine options (3.3L V6 Turbocharged, 3.8L V6 and 5.0L V8). Every part shows its brand, manufacturer part number and fitment notes.
On the 2018 Genesis G80, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. 26 parts of the 34 listed are Starter Motor (11 parts), Alternator / Generator (9 parts) and Battery (6 parts). The other 5 part types cover the remaining 8 parts.
The 2018 Genesis G80 was sold with 3 engines. 14 parts fit every engine; the other 20 are engine-specific. Each part shows which engine(s) it fits.
17 brands supply electrical parts for the 2018 Genesis G80, led by PURE ENERGY (4 parts), REMY (4 parts) and TERREPOWER (4 parts), plus 14 more brands. Quality grades include Remanufactured and New.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2018 Genesis G80. 6 parts have it, including WAI GLOBAL 21086N (Alternator / Generator) and DEKA 9A95R (Battery). Each part number opens a page with every vehicle that part fits.
Alternator / Generator
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Popular Fits: 3.3L V6 Turbocharged, 3.8L V6 | 21086N | 🇺🇸 US 🇨🇦 CA | 180 Amps | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Fits: 3.3L V6 Turbocharged, 3.8L V6 | 11896 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 3.3L V6 Turbocharged, 3.8L V6 | 11896 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY Fits: 3.3L V6 Turbocharged, 3.8L V6 | 11315 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 3.3L V6 Turbocharged, 3.8L V6 | 42184 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Fits: 5.0L V8 | 11895 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 5.0L V8 | 11895 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY Fits: 5.0L V8 | 11314 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 5.0L V8 | 42183 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator.
9 Alternator / Generator parts for the 2018 Genesis G80 come from 5 brands — FVP, PURE ENERGY, REMY and 2 other brands. The "Popular" part is WAI GLOBAL 21086N.
The New section lists 1 option from WAI GLOBAL — brand-new units rather than rebuilt ones. WAI GLOBAL 21086N is listed in this group.
The Remanufactured section lists 4 options from FVP, PURE ENERGY, REMY and 1 other brand — factory-rebuilt units with new wear components. FVP 11896 is listed in this group.
4 further parts sit outside the graded sections, with the same engine-level match.
Listed part numbers: WAI GLOBAL 21086N and FVP 11896, plus the other parts above.
Battery
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Popular Fits: all 2018 G80 engines | 9A95R | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| LUCAS Popular Fits: all 2018 G80 engines | LBAGM007A | 🇺🇸 US 🇨🇦 CA | BCI Group: 95RAGM | View on Amazon |
| ACDELCO Fits: all 2018 G80 engines | 95RAGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 95R | View on Amazon |
| EXIDE Fits: all 2018 G80 engines | MXH9L695R | 🇺🇸 US 🇨🇦 CA | Marathon MaxBCI Group 95R (H9) | View on Amazon |
| MOTORCRAFT Fits: all 2018 G80 engines | BAGM95RH9 | 🇺🇸 US 🇨🇦 CA | Tested Tough AGMBCI Group 95R or BCI Group: 95R/H9 | View on Amazon |
| P1MAX Fits: all 2018 G80 engines | PMAGMH995R | 🇺🇸 US 🇨🇦 CA | BCI Group 95R AGM950 CCA | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
6 Battery parts are listed for the 2018 Genesis G80, from DEKA, LUCAS, ACDELCO and 3 other brands. DEKA 9A95R carries the "Popular" badge. All of them fit every engine offered in the 2018 G80.
Listed part numbers: DEKA 9A95R, LUCAS LBAGM007A and ACDELCO 95RAGM, plus the other parts above.
Battery Terminal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOTECNICA Fits: all 2018 G80 engines | KI1319916 | 🇺🇸 US 🇨🇦 CA | Positive Terminal | View on Amazon |
| DORMAN Fits: all 2018 G80 engines | 926840 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the terminals and clamps that connect cables to the battery posts.
2 Battery Terminal parts are listed for the 2018 Genesis G80, from AUTOTECNICA and DORMAN. All of them fit every engine offered in the 2018 G80.
Part numbers include AUTOTECNICA KI1319916 and DORMAN 926840.
Blind Spot Detection Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 2018 G80 engines | 5S16689 | 🇺🇸 US 🇨🇦 CA | Right | View on Amazon |
| WELLS Fits: all 2018 G80 engines | 5S17366 | 🇺🇸 US 🇨🇦 CA | Left | View on Amazon |
This table covers the Blind Spot Detection sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors.
2 Blind Spot Detection Sensor parts for the 2018 Genesis G80 come from WELLS. Every part fits all 3 engine options (3.3L V6 Turbocharged, 3.8L V6 and 5.0L V8).
This group includes WELLS 5S16689 and WELLS 5S17366.
Fuse
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Fits: all 2018 G80 engines | AMI100 | 🇺🇸 US 🇨🇦 CA | Bolt-On Fuse100 Amps | View on Amazon |
This table covers the replacement fuses for this vehicle's fuse boxes. Typical signs include one circuit dead while its neighbor still works, or a fuse that blows again as soon as you replace it. Match amperage and fuse type. A repeat blow means a short — find it before the next fuse.
One part is listed for the 2018 Genesis G80 — BUSSMANN AMI100.
HID Lighting Ballast
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO Fits: all 2018 G80 engines | V20840043 | 🇺🇸 US 🇨🇦 CA | Includes: Ignitor, Gasket, Xenon Lamp | View on Amazon |
This table covers the HID Lighting ballasts.
This group shows a single part: VEMO V20840043.
Side Object Sensor Module
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 G80 engines | 601509 | 🇺🇸 US 🇨🇦 CA | Right | View on Amazon |
| DORMAN Fits: all 2018 G80 engines | 601618 | 🇺🇸 US 🇨🇦 CA | Left | View on Amazon |
This table covers the Side Object Sensor modules. Typical signs include a cluster of unrelated faults, a no-communication code, or a module that will not sleep. Confirm power, ground and programming compatibility in the notes. Modules are rarely plug-and-play across years.
2 Side Object Sensor Module parts for the 2018 Genesis G80 come from DORMAN. Every part fits all 3 engine options (3.3L V6 Turbocharged, 3.8L V6 and 5.0L V8).
This group includes DORMAN 601509 and DORMAN 601618.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Popular Fits: 5.0L V8 | 34004N | 🇺🇸 US 🇨🇦 CA | To 05/23/2018 | View on Amazon |
| WAI GLOBAL Fits: 3.3L V6 Turbocharged, 3.8L V6 | 34002N | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PURE ENERGY Popular Fits: 3.3L V6 Turbocharged, 3.8L V6 | 19558 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY Popular Fits: 5.0L V8 | 19570 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| BOSCH Fits: 3.3L V6 Turbocharged, 3.8L V6 | SR4196X | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| BOSCH Fits: 5.0L V8 | SR4198X | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| FVP Fits: 5.0L V8 | 19570 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY Fits: 3.3L V6 Turbocharged, 3.8L V6 | 16275 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY Fits: 5.0L V8 | 16276 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 3.3L V6 Turbocharged, 3.8L V6 | 50005 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 5.0L V8 | 50004 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
11 Starter Motor parts for the 2018 Genesis G80 come from 6 brands — WAI GLOBAL, PURE ENERGY, BOSCH and 3 other brands. The "Popular" part is WAI GLOBAL 34004N.
The New section: 2 options from WAI GLOBAL. WAI GLOBAL 34004N is listed in this group.
The Remanufactured section: 9 options from PURE ENERGY, BOSCH, REMY and 2 other brands. PURE ENERGY 19558 is listed in this group.
Buying Electrical Parts for a 2018 Genesis G80
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Match the engine first. Some electrical parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Starter Motor and Alternator / Generator .
Frequently Asked Questions
How many electrical parts fit the 2018 Genesis G80?
Our catalog currently lists 34 electrical parts for the 2018 Genesis G80 across 8 subcategories and 17 brands, covering all 3 engine options (3.3L V6 Turbocharged, 3.8L V6 and 5.0L V8). Each part is matched to the engine(s) it fits.
Do electrical parts differ between 2018 Genesis G80 engines?
Some do. 14 parts fit every engine; the other 20 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of electrical problems on a 2018 Genesis G80?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2018 Genesis G80 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2018 Genesis G80?
First match the engine — each row shows which engine(s) the part fits. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2018 Genesis G80
Electrical Parts for Other Genesis G80 Years
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