M8 Softail Parts
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On Sale
S&S Cycle - 465 Cam Chain Drive Cam Chest Kit W/ Chrome Pushrod Tubes fits '17-'20 Oil-Cooled M8 Touring Models
S&S Cycle
Now: $1,422.86Was: $1,580.95S&S Cycle - 465 Cam Chain Drive Cam Chest Kit W/ Chrome Pushrod Tubes fits '17-'20 Oil-Cooled M8 Touring Models Features All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate are...Now: $1,422.86Was: $1,580.95 -
On Sale
S&S Cycle - 465 Cam Chain Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'20 Twin-Cooled™ M8 Touring Models
S&S Cycle
Now: $1,422.86Was: $1,580.95S&S Cycle - 465 Cam Chain Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'20 Twin-Cooled™ M8 Touring Models Features All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate...Now: $1,422.86Was: $1,580.95 -
On Sale
S&S Cycle - 465 Cam Gear Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'21 Twin-Cooled M8 Models
S&S Cycle
Now: $1,597.46Was: $1,774.95S&S Cycle - 465 Cam Gear Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'20 Twin-Cooled M8 Models Features Precision Machined from Billet Aluminum Blue Anodized Finish Passage Plugs Removable for servicing Independent Scavenge Sections for...Now: $1,597.46Was: $1,774.95 -
On Sale
S&S Cycle - 465 Cam Gear Drive Camchest Kit W/ Gloss Black Pushrod Tubes fits '17-'21 Oil-Cooled M8 Models
S&S Cycle
Now: $1,634.36Was: $1,815.95S&S Cycle - 465 Cam Gear Drive Camchest Kit W/ Gloss Black Pushrod Tubes fits '17-'20 Oil-Cooled M8 Models Features Oil Pump/Cam Plate: Precision Machined from Billet Aluminum Blue Anodized Finish Passage Plugs Removable for servicing Independent...Now: $1,634.36Was: $1,815.95 -
On Sale
S&S Cycle - 465 Cam Gear Drive Camchest Kit W/ Gloss Black Pushrod Tubes fits '17-'21 Twin-Cooled M8 Models
S&S Cycle
Now: $1,634.36Was: $1,815.95S&S Cycle - 465 Cam Gear Drive Camchest Kit W/ Gloss Black Pushrod Tubes fits '17-'20 Twin-Cooled M8 Models Features Precision Machined from Billet Aluminum Blue Anodized Finish Passage Plugs Removable for servicing Independent Scavenge Sections for...Now: $1,634.36Was: $1,815.95 -
On Sale
S&S Cycle - 475 Cam Chain Drive Camchest Kit W/ Gloss Black Pushrod Tubes fits '17-'21 Twin-Cooled M8 Touring Models
S&S Cycle
Now: $1,459.76Was: $1,621.95S&S Cycle - 475 Cam Chain Drive Camchest Kit W/ Gloss Black Pushrod Tubes fits '17-'20 Twin-Cooled M8 Touring Models Features Camshaft gear drive kits increase valve timing accuracy by eliminating timing chain lash and loosely-fit stock chain...Now: $1,459.76Was: $1,621.95 -
On Sale
S&S Cycle - 475 Cam Gear Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'21 Oil-Cooled M8 Models
S&S Cycle
Now: $1,597.46Was: $1,774.95S&S Cycle - 475 Cam Gear Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'20 Oil-Cooled M8 Models Features Camshaft gear drive kits increase valve timing accuracy by eliminating timing chain lash and loosely-fit stock chain drive Reverses...Now: $1,597.46Was: $1,774.95 -
On Sale
S&S Cycle - 475 Cam Gear Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'21 Twin-Cooled M8 Models
S&S Cycle
Now: $1,597.46Was: $1,774.95S&S Cycle - 475 Cam Gear Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'20 Twin-Cooled M8 Models Features Camshaft gear drive kits increase valve timing accuracy by eliminating timing chain lash and loosely-fit stock chain drive Reverses...Now: $1,597.46Was: $1,774.95 -
On Sale
S&S Cycle - 475 Cam Gear Drive Camchest Kit W/ Gloss Black Pushrod Tubes fits '17-'21 Oil-Cooled M8 Models
S&S Cycle
Now: $1,634.36Was: $1,815.95S&S Cycle - 475 Cam Gear Drive Camchest Kit W/ Gloss Black Pushrod Tubes fits '17-'20 Oil-Cooled M8 Models Features All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate are...Now: $1,634.36Was: $1,815.95 -
On Sale
S&S Cycle - 4⅝" Stroke Flywheel Assembly W/ Balancer Gear & Full Wrist Pin fits '17-'20 M8 Softail Models
S&S Cycle
Now: $1,689.26Was: $1,876.95S&S Cycle - 4⅝" Stroke Flywheel Assembly W/ Balancer Gear & Full Wrist Pin fits '17-'20 M8 Softail Models This Stroke Flywheel Assembly W/ Balancer Gear & Full Wrist Pin comes with S&S high-strength connecting rods that are ideal for...Now: $1,689.26Was: $1,876.95 -
On Sale
S&S Cycle - 50 State Slash-Cut Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome
S&S Cycle
Now: $1,085.36Was: $1,205.95S&S Cycle - 50 State Slash-Cut Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome These mufflers are S&S engineered high-flow cats that performs as well as many catalyst-free "race only" mufflers. They feature classic slash-cut...Now: $1,085.36Was: $1,205.95 -
On Sale
S&S Cycle - 50 State Slash-Cut Slip-On Mufflers fits '18-'22 Harley Softail Models - Chrome
S&S Cycle
Now: $1,019.66Was: $1,132.95S&S Cycle - 50 State Slash-Cut Slip-On Mufflers fits '18-'22 Harley Softail Models - Chrome These mufflers are S&S engineered high-flow cats that performs as well as many catalyst-free "race only" mufflers. They feature classic slash-cut styling...Now: $1,019.66Was: $1,132.95 -
On Sale
S&S Cycle - 50 State Slash-Cut Slip-On Mufflers fits '18-'22 Harley Softail Models - Guardian Black
S&S Cycle
Now: $1,085.36Was: $1,205.95S&S Cycle - 50 State Slash-Cut Slip-On Mufflers fits '18-'22 Harley Softail Models - Guardian Black Features: Classic slash-cut styling Boost horsepower and torque Removable dB reducer SAE J2825 Sound Level Compliant S&S engineered...Now: $1,085.36Was: $1,205.95 -
On Sale
S&S Cycle - 540 Cam Chain Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'20 Oil-Cooled M8 Touring Models
S&S Cycle
Now: $1,678.46Was: $1,864.95S&S Cycle - 540 Cam Chain Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'20 Oil-Cooled M8 Touring Models Features All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate are...Now: $1,678.46Was: $1,864.95 -
On Sale
S&S Cycle - 540 Cam Chain Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'20 Twin-Cooled™ M8 Touring Models
S&S Cycle
Now: $1,662.26Was: $1,846.95S&S Cycle - 540 Cam Chain Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'20 Twin-Cooled™ M8 Touring Models Features All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate are...Now: $1,662.26Was: $1,846.95 -
On Sale
S&S Cycle - Billet Cam Plate fits '17-'21 Harley M8 Models
S&S Cycle
Now: $366.26Was: $406.95S&S Cycle - Billet Cam Plate fits '17-'21 Harley M8 Models Features: Precision machined from billet aluminum Blue anodized finish Passage plugs are removeable for servicing Made in U.S.A Fitment 2020 Harley-Davidson Softail...Now: $366.26Was: $406.95 -
On Sale
S&S Cycle - Black 4.375" Stroke 129" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines
S&S Cycle
Now: $1,390.46Was: $1,544.95S&S Cycle - Black 4.375" Stroke 129" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines S&S Cycle's Big Bore Cylinder & Piston Kit delivers a mighty bore increase (4.320") that, in turn, delivers a huge power increase! It is...Now: $1,390.46Was: $1,544.95 -
On Sale
S&S Cycle - Black 4.5" Stroke 132" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines
S&S Cycle
Now: $1,390.46Was: $1,544.95S&S Cycle - Black 4.5" Stroke 132" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines S&S Cycle's Big Bore Cylinder & Piston Kit delivers a mighty bore increase (4.320") that, in turn, delivers a huge power increase! It is...Now: $1,390.46Was: $1,544.95 -
On Sale
S&S Cycle - Black Granite 128" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines
S&S Cycle
Now: $1,403.96Was: $1,559.95S&S Cycle - Black Granite 128" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines This is a bolt-on kit that features the biggest cylinder bore possible with no machining of the crankcases necessary! It includes all of the...Now: $1,403.96Was: $1,559.95 -
Out of stockOn Sale
S&S Cycle - Black Granite 131" Stroker Cylinder & Piston Kit W/ Highlighted Cylinder Fins fits '17-'21 M8 Engines
S&S Cycle
Now: $1,358.96Was: $1,509.95S&S Cycle - Black Granite 131" Stroker Cylinder & Piston Kit W/ Highlighted Cylinder Fins fits '17-'21 M8 Engines S&S Cycle's Stroker Cylinder & Piston Kit is a bolt-on kit that is compatible with the stock crankcases and features...Now: $1,358.96Was: $1,509.95 -
On Sale
S&S Cycle - Black Granite 4¼" Bore M8 Cylinders W/ Highlighted Cylinder Fins fits '17-'20 M8 Engines
S&S Cycle
Now: $854.06Was: $948.95S&S Cycle - Black Granite 4¼" Bore M8 Cylinders W/ Highlighted Cylinder Fins fits '17-'20 M8 Engines These cylinders are bored slightly under nominal size and are not honed. Features Bolt on Cylinder Set For M8 Models Sold in...Now: $854.06Was: $948.95 -
On Sale
S&S Cycle - Black/Highlighted 4.375" Stroke 129" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines
S&S Cycle
Now: $1,390.46Was: $1,544.95S&S Cycle - Black/Highlighted 4.375" Stroke 129" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines S&S Cycle's Big Bore Cylinder & Piston Kit delivers a mighty bore increase (4.320") that, in turn, delivers a huge power...Now: $1,390.46Was: $1,544.95 -
On Sale
S&S Cycle - Black/Highlighted 4.5" Stroke 132" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines
S&S Cycle
Now: $1,390.46Was: $1,544.95S&S Cycle - Black/Highlighted 4.5" Stroke 132" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines S&S Cycle's Big Bore Cylinder & Piston Kit delivers a mighty bore increase (4.320") that, in turn, delivers a huge power...Now: $1,390.46Was: $1,544.95 -
S&S Cycle - CNC-Ported 55mm Intake Manifold fits '17-'23 Harley M-Eight Softail Models
S&S Cycle
$399.95S&S Cycle - CNC-Ported 55mm Intake Manifold fits '17-'23 Harley M-Eight Softail Models Features: 5-Axis CNC ported manifold is designed for maximum flow and aerodynamic efficiency Textured finish encourages fuel dissipation and atomization Fits...$399.95 -
On Sale
S&S Cycle - Grand National 50 State Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome
S&S Cycle
Now: $1,112.36Was: $1,235.95S&S Cycle - Grand National 50 State Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome These mufflers feature a race-inspired design and improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately. The...Now: $1,112.36Was: $1,235.95 -
On Sale
S&S Cycle - Grand National 50 State Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Guardian Black
S&S Cycle
Now: $1,112.36Was: $1,235.95S&S Cycle - Grand National 50 State Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Guardian Black These mufflers feature a race-inspired design and improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately...Now: $1,112.36Was: $1,235.95 -
On Sale
S&S Cycle - Grand National 50-State Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome
S&S Cycle
Now: $1,112.36Was: $1,235.95S&S Cycle - Grand National 50-State Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome These mufflers feature a race-inspired design and improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately. The...Now: $1,112.36Was: $1,235.95 -
Out of stockOn Sale
S&S Cycle - Grand National Race Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome
S&S Cycle
Now: $454.46Was: $504.95S&S Cycle - Grand National Race Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome These mufflers feature a race-inspired design and improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately. The stock...Now: $454.46Was: $504.95 -
Out of stockOn Sale
S&S Cycle - Grand National Race Slip-On Mufflers fits '18-'22 Harley Softail Models - Chrome
S&S Cycle
Now: $454.46Was: $504.95S&S Cycle - Grand National Race Slip-On Mufflers fits '18-'22 Harley Softail Models - Chrome These mufflers feature a race-inspired design and improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately. The stock...Now: $454.46Was: $504.95 -
Out of stockOn Sale
S&S Cycle - Oil Change Kit W/ Black Oil Filter fits '17-'21 Harley M8 Models
S&S Cycle
Now: $101.66Was: $112.95S&S Cycle - Oil Change Kit W/ Black Oil Filter fits '17-'21 Harley M8 Models S&S Cycle's Oil Change Kit delivers regular viscosity and resists thermal breakdown and oxidation at elevated temperatures. It provides superior lubrication for...Now: $101.66Was: $112.95 -
On Sale
S&S Cycle - Roller Rocker Arms fits M8 Softail Models
S&S Cycle
Now: $550.76Was: $611.95S&S Cycle - Roller Rocker Arms fits M8 Softail Models Features Forged from 8620 steel, heat-treated then shot-peened for additional strength and durability Rocker arms have .75" long bushings instead of the .50" long bushings found on most other...Now: $550.76Was: $611.95 -
On Sale
S&S Cycle - Slash Cut Race Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome
S&S Cycle
Now: $389.66Was: $432.95S&S Cycle - Slash Cut Race Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome These mufflers are S&S engineered high-flow cats that performs as well as many catalyst-free "race only" mufflers. They feature classic slash-cut styling...Now: $389.66Was: $432.95 -
On Sale
S&S Cycle - Slash Cut Race Slip-On Mufflers fits '18-'22 Harley Softail Models - Chrome
S&S Cycle
Now: $396.86Was: $440.95S&S Cycle - Slash Cut Race Slip-On Mufflers fits '18-'22 Harley Softail Models - Chrome These mufflers are S&S engineered high-flow cats that performs as well as many catalyst-free "race only" mufflers. They feature classic slash-cut styling and...Now: $396.86Was: $440.95 -
Out of stockOn Sale
S&S Cycle - Stainless Steel Tuned Induction Air Cleaner Kit fits '17 & Up M8 Harley Models
S&S Cycle
Now: $359.96Was: $399.95S&S Cycle - Stainless Steel Tuned Induction Air Cleaner Kit fits '17 & Up M8 Harley Models Air filters are the core element for pristine air flow in a performance engine, and S&S Cycle has created a kit that delivers unbeatable performance...Now: $359.96Was: $399.95 -
S&S Cycle - Stealth Air Cleaner Kit fits All '17-'23 M8 Engines
S&S Cycle
$369.95S&S Cycle - Stealth Air Cleaner Kit fits All '17-'23 M8 Engines This Stealth Air Cleaner Kit has a stunning Lava Chrome finish. Lava Chrome is a smokey chrome with all the reflective qualities of traditional chromium. It features a high-strength...$369.95 -
On Sale
S&S Cycle - Superstreet 2-Into-1 50 State Exhaust System fits '18-'20 M8 Softail Models
S&S Cycle
Now: $1,502.96Was: $1,669.95S&S Cycle - Superstreet 2-Into-1 Exhaust System fits '18-'20 M8 Softail Models Features Classic 2:1 styling Headers and muffler are fully heat shielded for a blue-proof design Saddlebag support compatible! Works with OEM and similar size...Now: $1,502.96Was: $1,669.95 -
S&S Cycle - Superstreet 2-Into-1 Exhaust System W/ Black End Cap fits '18-'22 M8 Softail Models
S&S Cycle
$1,637.95 - $1,669.95S&S Cycle - Superstreet 2-Into-1 Exhaust System W/ Black End Cap fits '18-'22 M8 Softail Models The headers and mufflers in this kit are completely heat-shielded for a blue-proof design. Available in your choice of a black or chrome finish. The...$1,637.95 - $1,669.95 -
On Sale
S&S Cycle - Wrinke Black 128" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines
S&S Cycle
Now: $1,405.76Was: $1,561.95S&S Cycle - Wrinke Black 128" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines This is a bolt-on kit that features the biggest cylinder bore possible with no machining of the crankcases necessary! It includes all of the...Now: $1,405.76Was: $1,561.95 -
On Sale
S&S Cycle - Wrinke Black 128" Big Bore Kit W/O Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines
S&S Cycle
Now: $1,405.76Was: $1,561.95S&S Cycle - Wrinke Black 128" Big Bore Kit W/O Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines This is a bolt-on kit that features the biggest cylinder bore possible with no machining of the crankcases necessary! It includes all of the...Now: $1,405.76Was: $1,561.95 -
On Sale
S&S Cycle - Wrinkle Black 124" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'21 107" M8 Engines
S&S Cycle
Now: $1,405.76Was: $1,561.95S&S Cycle - Wrinkle Black 124" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'21 107" M8 Engines This is a bolt-on kit that features the biggest bore possible with no machining of the crankcases necessary! It includes all of the required...Now: $1,405.76Was: $1,561.95
Deadbeat Customs is your go-to source for high-quality Milwaukee Eight Softail parts. Our extensive selection includes everything you need to upgrade and customize your Harley-Davidson Softail motorcycle, from handlebars and exhaust systems to wheels and saddlebags. All of our Milwaukee Eight Softail parts are carefully selected to ensure that you get the best value for your money. The Milwaukee-Eight engine, which was introduced in Softail models in 2017, is known for its improved performance and smooth ride experience compared to previous versions of the Big Twin engine. Whether you're looking to improve your Softail's performance or add some style to your ride, we've got the parts you need. Plus, with fast shipping and excellent customer service, we make it easy to get the parts you need to take your Milwaukee Eight Softail to the next level. Don't wait – shop Deadbeat Customs today and see what a difference our Milwaukee Eight Softail parts can make!