🎆

Sinister
July 4th

July 4 – 7  ·  2026

Deals Trucks Get Code Shop All
Sale Live — Ends July 7

Fire Sale. Diesel Deals. 15% Off.

July 4 – 7, 2026  •  Code: JULY4SD

00
Days
00
Hours
00
Mins
00
Secs
🔥 July 4th Highlights

Featured Deals

Cold Air Intake Cummins 6.7L 2013-2018
Sinister Diesel Cold Air Intake for 2013-2018 Dodge/Ram Cummins 6.7L
$499.99
$439.99
Free Shipping
View Product →
Cold Air Intake Powerstroke 6.7L 2020-2023
Sinister Diesel Cold Air Intake for 2020-2023 Ford Powerstroke 6.7L
$589.99
$519.19
Free Shipping
View Product →
5 inch DPF-Back Exhaust Powerstroke 6.7L 2017-2023
Sinister Diesel 5" DPF-Back Exhaust for 2017-2023 Ford 6.7L
$569.99
$501.59
 
View Product →
Fuel Filter Conversion Kit Powerstroke 6.7L
Sinister Diesel Fuel Filter Conversion Kit for 2011-2026 Ford Powerstroke 6.7L
$298.99
$263.11
Free Shipping
View Product →
Hot Side Charge Pipe Powerstroke 6.7L
Sinister Diesel Hot Side Charge Pipe for 2011-2026 Ford Powerstroke 6.7L
$429.99
$378.39
Free Shipping
View Product →
Pick Your Rig

Shop by
Your Truck

← Swipe to browse →
Best Deals of the Event

Save 15%

Save 15%
⚠️ CA Restrictions Apply
Complete Blue Package 2017-2019 Powerstroke 6.7L
Complete Blue Package for 2017-2019 Ford Powerstroke 6.7L
$3,999.99
$3,519.99
Free Shipping
View Product
Save 15%
Complete Blue Kit 2003-2007 Powerstroke 6.0L
Complete Blue Kit for Ford Powerstroke 2003-2007 6.0L
$3,216.99
$2,830.95
Free Shipping
View Product
Save 15%
⚠️ CA Restrictions Apply
Complete Blue Kit Duramax 2011-2016 6.6L LML
Complete Blue Kit for Duramax 2011-2016 6.6L LML
$2,699.99
$2,375.99
Free Shipping
View Product
Save 15%
⚠️ CA Restrictions Apply
Charge Pipe Kit 2017-2026 Powerstroke 6.7L
Charge Pipe Kit for 2017-2026 Ford Powerstroke 6.7L
$785.99
$691.67
Free Shipping
View Product
Save 15%
Basic Solution Kit 2004-2007 Powerstroke 6.0L
Basic Solution™ Kit for 2004-2007 Ford Powerstroke 6.0L
$879.99
$774.39
Free Shipping
View Product
Save 15%
Oil Filter and Coolant Filtration System Powerstroke 6.0L
Oil Filter & Coolant Filtration System for 2003-2007 Ford Powerstroke 6.0L
$798.99
$703.11
Free Shipping
View Product
Browse the Range

Shop by Category

Air Intakes
Air Intakes
Filtration
Filtration
Coolant System
Coolant System
Engine Parts
Engine Parts
Exhaust Kits
Exhaust Kits
Exterior
Exterior
Intercooler Pipes
Intercooler Pipes
Turbos
Turbos
Apparel
Apparel
All Sinister Parts
All Sinister Parts
All Other Brands
All Other Brands
Open Box / Clearance
Open Box / Clearance
Why Upgrade Now

OEM Weak Points.
Proven Solutions.

Stop wasting money on factory parts that fail. Upgrade to Sinister Diesel aluminum solutions built to last — now at the lowest prices of the year.

Shop Reliability Upgrades →
Fuel Filter Conversion Kit
Fuel Filter Conversion Kit — $298.99 $263.11 — Free Shipping
✕Crack-prone factory plastic fuel filter housing
✓Billet aluminum, leak-resistant, true 2011-2026 compatibility
 Cold Side Charge Pipe
Cold Side Charge Pipe 2017-2026 6.7L — $369.99 $325.59 — CARB EO# D-721-8
✕Factory plastic & rubber pipes crack or split under boost
✓3" mandrel-bent aluminum, 27% less restriction, no-slip lip silicone boot
 Coolant Filtration System Cummins 6.7L
Coolant Filtration System 2013-2018 Cummins 6.7L — $249.99 $219.99 — Free Shipping
✕Casting sand, rust, and debris clog heater core & EGR cooler
✓27-micron bypass filter, billet aluminum bracket, WIX filter included
 Blue EGR Cooler Powerstroke 6.0L
Blue EGR Cooler 2004-2007 Powerstroke 6.0L — $459.99 $404.79 — CARB EO# D-721
✕Factory fin-style EGR cooler cracks and leaks coolant into intake
✓Stainless steel tube design, fully TIG-welded, 2-year warranty
⭐ Customer Picks

Fan Favorites

Steering Box Support Dodge Cummins 6.7LFree Shipping
Steering Box Support for 2013-2024 Dodge Cummins 6.7L (Blue)
$299.99
$263.99
View Product →
Coolant Filtration System Powerstroke 6.0L
Coolant Filtration System for 2003-2007 Ford Powerstroke 6.0L
$229.99
$202.39
View Product →
Severe Duty Kit Powerstroke 6.7L
Severe Duty Kit for 2017-2019 Ford Powerstroke 6.7L
$859.99
$756.79
View Product →
Dual Wall Angle-Cut Exhaust Tip Polished
Dual Wall Exhaust Tip W/ Angle Cut 4" to 6" Polished
$186.99
$164.55
View Product →
Intercooler Charge Pipe Kit Powerstroke 6.0L
Intercooler Charge Pipe Kit w/ Intake Elbow for 2003-2007 Ford Powerstroke 6.0L
$679.99
$598.39
View Product →
Heavy Duty Oil Cooler Powerstroke 6.0LFree Shipping
Heavy Duty Oil Cooler for 2003-2007 Ford Powerstroke 6.0L
$399.99
$351.99
View Product →
Why Diesel Owners Choose Sinister

Built for Diesel.
Backed by Experience.

🏠
Family Owned Since 2009
Diesel passion runs in our blood.
⭐
4.8 Star Rating
From 10,000+ verified reviews.
🚚
Fast U.S. Shipping
Orders ship same day from our warehouse.
📞
Dedicated Diesel Experts
Real experts. Real answers.
🏆
Industry Leading Warranty
Built to last. Backed for the long haul.
Your Exclusive Code

Press the Button.
Get the Deal.

Hit the detonator to unlock your 4th of July discount code

SINISTER DIESEL — JULY 4TH 2026
? ? ? ? ? ? ?
🔴
🔵
Press the red button to reveal
🇺🇸 Use Code & Shop Now
💰 Big Savings

Most Popular Upgrades Under $250

Blue Spring Kit with Billet Housing Powerstroke 6.0L
Blue Spring Kit with Billet Housing for 2003-2007 Ford Powerstroke 6.0L
$99.99
$87.99
View Product →
 CAT Fuel Filter Adapter Duramax 6.6L
CAT Fuel Filter Adapter for 2001-2016 GM Duramax 6.6L
$149.99
$131.99
View Product →
 Universal Reusable Air Filter 4 inch
Universal Reusable Air Filter (4" Inner Diameter)
$129.99
$114.39
Free Shipping
View Product →
 Black Dual Wall Angle-Cut Exhaust Tip
Dual Wall Exhaust Tip W/ Angle Cut 4" to 6" Black
$186.99
$164.55
Free Shipping
View Product →
 Sinister Diesel Boost T-Shirt
Sinister Diesel Boost T-Shirt
$27.99
$24.63
Only size Large in stock
View Product →
 Green Fuel Cap Ford Powerstroke
Fuel Cap for 2008-2020 Ford Powerstroke (Green)
$89.99
$79.19
View Product →
What Customers Are Saying

Real Diesel Owners.
Real Results.

★★★★★ 4.8 out of 5 — Over 10,000 verified reviews ↗
★★★★★

"The charge pipe fit perfectly and solved my boost leak immediately. Quality is second to none."

JT
Josh T.
2019 F-250 6.7L Powerstroke
★★★★★

"Best fuel filter conversion on the market. Easy install and works flawlessly. Would buy again."

BM
Brandon M.
2020 Ram 2500 6.7L Cummins
★★★★★

"Sinister's customer service is outstanding. Fast shipping and top notch products every time."

KR
Kyle R.
2018 Silverado 2500 Duramax

Don't Miss
the Boom.

Sale ends July 7 • Code JULY4SD • 15% off

🇺🇸 Shop All July 4th Deals Shop by Vehicle

*15% discount on all Sinister Diesel branded products with code JULY4SD. Valid July 4–7, 2026. Cannot be combined with other offers. Excludes turbos, pumps, injectors. While supplies last. sinisterdiesel.com

🧨 Code JULY4SD copied to clipboard!