MotoBuilder Bikes Products Resources Completed Builds Trends Benchmarks Forums

Explore

MotoBuilder
Products
Resources
Completed Builds
Trends
Benchmarks
Forums

Account

Company

About
Privacy Policy
Do Not Sell My Personal Information
Terms of Service

Info

FAQ
Code of Conduct
Ask an expert
Report a bug
Copyright / DMCA

© 2026 MotoLoadout. All rights reserved.

Account

Log in
Sign up

2018 Harley-Davidson Softail Fat Boy FLFB Parts & Mods | MotoLoadout

Bikes / Harley-Davidson / Softail Fat Boy FLFB (all years)

2018 Harley-Davidson Softail Fat Boy FLFB

525 aftermarket parts are listed for the 2018 Harley-Davidson Softail Fat Boy FLFB, in 31 categories.

Jump to a category (31)

Performance

Softail Fat Boy FLFB Air Intake

Arlen NessArlen Ness 10-Gauge Inverted Series Air Cleaner Kit For Harley 2017-2026
$431.96
Arlen NessArlen Ness 10-Gauge Monster Sucker Air Cleaner Kit For Harley Milwaukee-Eight 2017-2025
$449.96
Arlen NessArlen Ness Beveled Inverted Series Air Cleaner Kit For Harley 2017-2025
$431.96

Protection

Softail Fat Boy FLFB Crash Protection

HogWorkzHogWorkz Havoc 1.25" Engine Guard For Harley Softail 2018-2026
$239.98
HogWorkzHogWorkz Lower Vented Fairing Engine Guard For Harley Softail 2018-2026
$189.98
HogWorkzHogWorkz Mustache Engine Guard / Crash Bar For Harley Softail 2018-2026
$239.98

Appearance

Softail Fat Boy FLFB Bodywork / Fairings

HogWorkzHogWorkz OE Color Matched Chopped Front Fender For Harley Fat Boy FLFB 2018-2026
$149.98
HogWorkzHogWorkz OE Color Matched Ribbed Battery Side Covers For Harley Softail 2018-2026
$89.98
HogWorkzHogWorkz OE Color Matched Wide Bobber Rear Fender With LEDs For Harley Fat Boy / Breakout 2018-2026

Chassis

Softail Fat Boy FLFB Brakes

Arlen NessArlen Ness 15" Big Brake Front Rotor For Harley
from $287.96
Arlen NessArlen Ness 7 Valve 11.8" Front Rotor For Harley 2006-2026
$269.96
Arlen NessArlen Ness Brake Rotor Hardware Kit For Harley 1986-2026
$26.96

Electronics

Softail Fat Boy FLFB Accessories

Letric LightingLetric Lighting Co. Perfect Plate License Plate Frame For Harley
from $209.95

Softail Fat Boy FLFB Device Mounts

CiroCiro Gen 2 Big Ass Drink Holder With Perch Mount
$99.99

More categories

Axle Sliders
Integrated Tail Lights
Kickstands / Center Stands
Mirrors
Radiator Guards
Radiators
Rearsets
Stator Covers
Steering Dampers
Swingarm Spools
Tank Grips

Arlen NessArlen Ness Beveled Monster Sucker Air Cleaner Kit For Harley

Softail Fat Boy FLFB ECU / Tuning

DynojetDynojet Target Tune For Harley
from $353.32
Vance & HinesVance & Hines FPX Trak & Tune For Harley
$499.95
Vance & HinesVance & Hines Fuelpak FP4 ECU Tuner For Harley
$399.95

Softail Fat Boy FLFB Engine Rebuild Kits

CometicCometic Oil Pump Seal For Harley M8 2017-2026
$10.95
CometicCometic Pushrod Tube O-Ring Kit For Harley M8 2017-2020
$15.70
FeulingFeuling Camshaft Installation Kit For Harley
from $99.95
FeulingFeuling Oil Pressure Relief Kit For Harley Milwaukee-Eight 2017-2026
$29.95

Softail Fat Boy FLFB Exhaust

Bassani ExhaustBassani Pro-Street Exhaust For Harley Softail Fat Boy / Breakout 2018-2026
$824.95
Bassani ExhaustBassani Radial Sweepers Exhaust With Heat Shields For Harley
from $769.95
CobraCobra Speedster Shorts RPT Exhaust For Harley
from $837.86
James GasketJames Gasket Exhaust Retainer Rings For Harley 1984-2026
$3.95

Softail Fat Boy FLFB Fuel System

Arlen NessArlen Ness 12 Point Gas Cap For Harley 1997-2026
$80.96
FeulingFeuling Fuel Injector For Harley Touring / Softail 2017-2026
$97.95
HogWorkzHogWorkz Performance MX Gas Cap For Harley 1992-2026
$99.98
Ken's FactoryKen's Factory Next Level Finned Gas Cap For Harley 1996-2026
$79.95

Softail Fat Boy FLFB Oil System

Drag SpecialtiesDrag Specialties Transmission Dipstick For Harley Big Twin
$27.51
FeulingFeuling HP+ Oil Pump And Camplate Kit For Harley Oil Cooled Milwaukee-Eight 2017-2026
$829.95
FeulingFeuling Oil Pump Pressure Relief Spring For Harley Milwaukee-Eight 2017-2026
$26.95
FeulingFeuling Race Series Oil Pump For Harley
from $507.95

Softail Fat Boy FLFB Performance

AndrewsAndrews M554 Series Chain Drive Camshaft For Harley Milwaukee-Eight 2017-2026
$268.95
AndrewsAndrews Transmission Pulley For Harley
from $211.95
BarnettBarnett Clutch Kit For Harley
from $244.29
BarnettBarnett Lock-Up Pressure Plate For Harley Touring
$436.67

HogWorkzHogWorkz Passenger Peg Crash Bar / Frame Slider For Harley Softail 2018-2026

Softail Fat Boy FLFB Engine Covers

Arlen NessArlen Ness 10-Gauge Point Cover For Harley
from $53.96
Arlen NessArlen Ness 10-Gauge Rocker Box Top Covers For Harley
from $494.96
Arlen NessArlen Ness 10-Gauge Transmission Top Cover For Harley
from $161.96
CovingtonsCovingtons Dimpled Derby Cover For Harley Big Twin 1999-2018
$149.95

Softail Fat Boy FLFB Frame Sliders

Santoro FabworxSantoro Fabworx Frame Mount Rear Peg Sliders For Harley Softail 2018-2026
$316.95

Softail Fat Boy FLFB Handguards

Klock WerksKlock Werks Flare Hand Guards For Harley With Cable Clutch 1982-2026
$139.95
Klock WerksKlock Werks Ice Kolor Flare Hand Guards For Harley With Cable Clutch 1982-2026
$139.95

$379.98

Paul YaffePaul Yaffe Real Steel Cafe Front Fender For Harley

Softail Fat Boy FLFB Cosmetic / Styling

CiroCiro Crown Engine Bolt Cap Kit For Harley Softail / Touring 2017-2026
$74.99
CiroCiro Spike Engine Bolt Cap Kit For Harley Softail / Touring 2017-2026
$69.99
Dirty Bird ConceptsDirty Bird Concepts Air Affex Chin Spoiler For Harley Softail 2018-2025
$399.00
FeulingFeuling 12 Point Chassis & Trim Dress Up Kit For Harley
from $159.95

Softail Fat Boy FLFB Fender Eliminators

Kodlin USAKodlin USA License Plate Bracket For Harley Softail 2018-2026
$169.99

Softail Fat Boy FLFB Seats

CobraCobra Detachable Backrest For Harley
from $419.95
Danny GrayDanny Gray Weekday IST Diamond Stitch 2-Up Seat with AirHawk Technology For Harley Softail 2018-2020
$659.95
Hofmann DesignsHofmann Designs Moto-X Style Seat Mount Screw For Harley 1996-2026
$26.95
HogWorkzHogWorkz 1/4" Knurled Seat Bolt / Screw Kit For Harley
$14.98

Softail Fat Boy FLFB Windscreens

Memphis ShadesMemphis Shades Memphis Fats Windshield For Harley Softail Fat Boy 2018-2026
$198.95

Arlen NessArlen Ness Front 6 Piston Differential Bore Caliper For Harley With 14" Rotors 2006-2026

$422.96

Softail Fat Boy FLFB Chain

Drag SpecialtiesDrag Specialties Rear Drive Belt For Harley Softail 2018-2026
$258.48

Softail Fat Boy FLFB Foot Controls

Arlen NessArlen Ness 10-Gauge Driver Floorboards For Harley
$449.96
Arlen NessArlen Ness 10-Gauge Shifter Rod For Harley Touring / Softail 1984-2026
$143.96
Arlen NessArlen Ness Deep Cut Round Shifter Rod For Harley Touring / Softail 1984-2026
$143.96
Arlen NessArlen Ness Diamond Passenger Foot Pegs For Harley Softail 2018-2026
$98.96

Softail Fat Boy FLFB Hand Controls

AccutronixAccutronix Grips For Harley
from $126.95
Arlen NessArlen Ness Air Trax Grips For Harley
from $62.96
Arlen NessArlen Ness Deep Cut Comfort Grips For Harley With Throttle By Wire
$170.96
Arlen NessArlen Ness Dual Ring Grips For Harley
$71.96

Softail Fat Boy FLFB Hardware / Fasteners

Arlen NessArlen Ness 12-Point Titanium Lifter Block Bolt Kit For Harley 1999-2026
$71.96
Arlen NessArlen Ness 12-Point Titanium Rocker Box Bolt Kit For Harley
from $125.96
Arlen NessArlen Ness 12-Point Titanium Transmission Side Cover Bolt Kit For Harley Cable Clutch 2006-2026
$74.56
Arlen NessArlen Ness 12-Point Titanium Transmission Top Cover Bolt Kit For Harley
from $35.96

Softail Fat Boy FLFB Levers

Arlen NessArlen Ness Method Levers For Harley Softail 2018-2024
$134.96
Drag SpecialtiesDrag Specialties Pivot Pin And Clip Kit For Harley Sportster 2004-2022
$5.95
Ken's FactoryKen's Factory Next Level Perch With Helmet Lock For Harley
$199.95
Milwaukee TwinsMilwaukee Twins Ergonomic Smooth Wide Lever Set For Harley Softail 2015-2024
$26.99

Softail Fat Boy FLFB Luggage Racks

CobraCobra Detachable BA Wrap-Around Rack For Harley
from $386.99
CobraCobra Detachable Backrest For Harley Softail 2018-2026
$438.95
HogWorkzHogWorkz Add-On Luggage Rack For Harley
$119.98
HogWorkzHogWorkz Detachable Saddlebag Adapter Hardware Kit For Harley Softail 2018-2026
$34.98

Softail Fat Boy FLFB Sprockets

Performance MachinePerformance Machine Galaxy 66T Drive Pulley For Harley Softail 2018-2026
$907.95

Softail Fat Boy FLFB Suspension

Burly BrandBurly Fork Pre-Load Adjusters For 49mm Harley 2006-2026
$177.95
Burly BrandBurly Slammer Shocks For Harley
from $278.95
Custom Cycle EngineeringCustom Cycle Engineering Black DLC Fork Tubes For Harley FLFB/S 2018-2026
$756.95
Custom Cycle EngineeringCustom Cycle Engineering Fork Cartridge Kit For Harley
$899.95

Softail Fat Boy FLFB Wheels

All Balls RacingAll Balls Racing Non-ABS Wheel Bearing Kit For Harley 2008-2024
$18.39
Figurati DesignsFigurati Designs Front Axle Nut Covers for Harley 2002-2026
$149.95

CiroCiro Gen 2 Perch Mount Kit

$44.99

Klock WerksKlock Werks Ambidextrous iOmount for Harley 1996-2026

RivcoRivco Switch Mount Cup Holder

Softail Fat Boy FLFB Electronics

All Balls RacingAll Balls Racing 1.4kW Starter Motor For Harley Softail 2018-2026
$418.48
All Balls RacingAll Balls Racing Starter Clutch For Harley Softail / Touring 2017-2026
$142.29
All Balls RacingAll Balls Racing Starter Solenoid For Harley Softail / Touring 2017-2026
$84.05
BS BatteryBS Battery SLA Factory-Activated AGM Battery
from $60.45

Softail Fat Boy FLFB Lighting

CiroCiro Rear End 4 Pin Lighting Y Splitter For Harley Davidson 2014-2021
$46.99
Custom DynamicsCustom Dynamics LED Strut Lights For Harley Softail 2018-2026
$199.95
Custom DynamicsCustom Dynamics LED Turn Signal Canbus Adapter For Harley / Indian 2011-2026
$6.95
Custom DynamicsCustom Dynamics Magic Strobe Brake Light Modulator For Harley Softail 2018-2024
$99.95

Softail Fat Boy FLFB Turn Signals

Custom DynamicsCustom Dynamics ProBEAM LED Rear 1157 Turn Signal Inserts For Harley 2007-2026
$119.95
HogWorkzHogWorkz Goldtooth Bullet Style LED Front 1157 Turn Signals For Harley 2000-2025
$89.98
HogWorkzHogWorkz Halomaker Bullet Style LED Rear Turn Signal Inserts For Harley
$89.98
HogWorkzHogWorkz Performance LED Rear Strut Mount Turn Signals For Harley Softail 2018-2024
$159.98

Towing & Hitches