In this guide today, we are here with our in-depth review of the best 3 inch exhaust kit. There are plenty of choices with multiple websites and therefore difficult to choose the best one. We recommend to read the guide and choose the one that suits your need as we review products based on the various options, features, price, quality and many more . To avoid this dilemma, we recommend to read this guide and review. It gives you insider information on how to choose the best 3 inch exhaust kit for your needs and budget.
This is the ultimate buyers guide 3 inch exhaust kit.
The Best 3 inch exhaust kit
The Best 3 inch exhaust kit
3'' Mild Steel Custom Exhaust Kit Tubing Mandrel Bend Pipe Straight & U-Bend Universal 8PCS
$98.99
in stock
1 used from $98.00
Free shipping
Amazon.com
as of August 11, 2025 4:57 am
Features
- This Universal Custom Exhaust Kit Made of High Quality Mild Steel with Computerized Mandrel-Bends for Strength and Durability, 16-Gauge Piping Walls
- 16-Gauge Piping Walls Of This Custom Exhaust Kit
- 2 X 47.3" Straight Pipes, 2 X 90 Degree Pipes, 2 X 45 Degree Pipes, 2 X 180 Degree U-Bends, Detail Dimensions Please See Pictures.
- Outsider Diameter: 3 Inch
- Each 3" Smooth Mandrel Bent Tube Is Expanded On One End To Allow Easy Slip-fit Installation
BLACKHORSE-RACING 3" 76mm Stainless Steel T304 DIY Custom Mandrel Flex Pipe Straight & Bend Kit
out of stock
Amazon.com
as of August 11, 2025 4:57 am
Features
- Material:Our 3 inch 304 stainless steel grade piping made of high-quality T-304 stainless steel, strength and longer life.The right thickness seems to be the perfect combination of strength and weight
- Straight Pipes Length: 47.25" or 120cm; Average Leg Length = 5 1/2".Bending Angle: Straight/45/90/180 Degree.
- Package Includes:2 X Straight Tube Pipes, 2 X 45 Degree Tube Pipes, 2 X 90 Degree Tube Pipes, 2 X 180 Degree Tube Pipes .Universal kit includes all the necessary 3inch pipe bends and straights to allow you to run your own custom systems
- Easy to Install:Each 3 inch smooth mandrel bent tube is expanded on one end to allow easy slip-fit installation.The material thickness is great for cutting
- Applications:Perfect Do It Yourself kit with plenty of options for your motorcycle, automotive, hotrod, atv or any other need you may have.
Speedway Motors Universal Mild Steel Mandrel Bend Kit, 3 Inch Pipe Bends, 16-Piece Complete Tubing Bend Kit to Design Your Own System, Slip-Fit Tubes for Easy Installation
$199.99
out of stock
Amazon.com
as of August 11, 2025 4:57 am
Features
- 16-PIECE KIT: We provide four 46-inch lengths of straight pipe for the main pipe to run along with four lengths of each bend type: 90-degree, 45-degree, and 180-degree u-bends. 16-gauge mild steel tubing with .065-inch wall thickness for easier welding.
- CUSTOM SYSTEM: Bends allow you to fabricate the optimum dual system routing around cross-members and over your rear axle simply by measuring, cutting, and welding the bend sections as required. Mandrel bent tubing maintains inside diameter throughout pipe flow path.
- SLIP-FIT INSTALLATION: Each smooth mandrel bent tube is expanded on one end to allow easy slip-fit installation.
- PREMIUM CONSTRUCTION: 16-gauge mild steel pipes feature a natural, anti-rust coating for corrosion prevention. Oil coating is applied to prevent corrosion after manufacture that delivers clean, ready-to-weld tubing.
- UNIVERSAL APPLICATION: All tubing can be cut and easily welded at any bend radius due to mandrel bending process. Once cut and welded it is recommended to use high-heat paint or ceramic coating to protect the tubing.
3 Inch Universal T304 Stainless Steel Exhaust Pipe Tubing Kit Custom Straight U Bend 45 & 90 Degree Mandrel 8PCS
$125.99
in stock
3 new from $125.99
Free shipping
Amazon.com
as of August 11, 2025 4:57 am
Features
- This Universal Custom Exhaust Kit Made of High Quality T304 Stainless Steel with Computerized Mandrel-Bends for Strength and Durability, 16-Gauge Piping Walls
- 16-Gauge Piping Walls Of This Custom Exhaust Kit
- 2 X 47.3" Straight Pipes, 2 X 90 Degree Pipes, 2 X 45 Degree Pipes, 2 X 180 Degree U-Bends, Detail Dimensions Please See Pictures
- Each 3" Smooth Mandrel Bent Tube Is Expanded On One End To Allow Easy Slip-fit Installation
JY Performance 3” Custom Exhaust Kit 16 Pieces (2 BOX) Mild Steel Tubing Mandrel Bend Pipe Straight & U-Bend Universal 3 Inch OD
$189.99
out of stock
Amazon.com
as of August 11, 2025 4:57 am
Features
- 3 Inch Mild Steel 16 Gauge Piping Includes 4 X 45° Bends, 4 X 90° Bends, 4 X 180° Bends and 4 X 47.3 Inch Straight Pipe.
- Each Piece Mandrel Bent Pipe Is Expanded On One End To Allow Easy Slip-on Installation
- Universal Kit Includes Allow you to make your own Stainless Steel Exhaust System
- Straight Pipes Length: 47.3" or 120cm
- WE ARE DIRECT MANUFACTURER, SO WE GOT THE LOWEST PRICE AND BEST QUALITY.
Floshine 8PCS DIY Stainless Steel 3'' Exhaust Pipe Kit,Including Mandrel Bend Pipe & U-Bend & Straight Pipe，Universal Fit 3.0 Inch Exhaust System…
$119.59 in stock
2 new from $119.59
1 used from $95.78
1 used from $95.78
Free shipping
Amazon.com
as of August 11, 2025 4:57 am
Features
- DIY Exhaust System--Four types of pipes totaling 8 pipes to meet your exhaust system renovation plans.
- High-quality--Rust-proof steel and computerized mandrel bends deliver high strength and greater durability, and factory custom manufacturing provides stability and longer service life.
- Products in the kit-- 2 pcs 90°Pipes, 2 pcs 48" Straight Pipes, 2 pcs 45°Pipes, 2 pcs 180° U-Bends
- Easy to installation--Each pipe is extended in diameter at one end to facilitate sliding installation of different pipes.Installation can be done with clamps or by welding.
- Fitment--Universal fit for modifying the exhaust pipe for exhaust system, 8 pipes can be interconnected and cut to create your own exhaust system.
DNA MOTORING ZTL-30RAW 16 Pcs 3 Inches Mild Steel DIY Custom Mandrel Exhaust Pipe Straight & U Bend Tube Kit,Universal Fit
$169.10
in stock
Amazon.com
as of August 11, 2025 4:57 am
Features
- Specification: 18-Gauge Piping Walls, Inlet / Outlet Size (IN) : 3" OD
- Easy To Use: Slip Fit Joints to Provide Easiest Fabrication
- Universal Kit: 4 pcs 48" Straight Pipes, 4 pcs 90 Degree Pipes, 4 pcs 45 Degree Pipes, 4 pcs 180 Degree U-Bends
- Sturdy Structure: Made of High Quality Mild Steel with Computerized Mandrel-Bends for Strength and Durability, i.e. Maximizing Smoothest High Exhaust Air Flow Rate
- DIY Custom: These Exhaust Bend Kits Include Enough Tubing To Allow You To Run Your Own Exhaust System The Way You Want It
3'' Custom Exhaust Kit Universal Mild Steel 16PCS Tubing Mandrel Bend Pipe Straight & U-Bend (2 PACKAGES SHIPPING))
$172.99
in stock
Amazon.com
as of August 11, 2025 4:57 am
Features
- This Universal Custom Exhaust Kit Made of High Quality Mild Steel with Computerized Mandrel-Bends for Strength and Durability, 16-Gauge Piping Walls
- 16-Gauge Piping Walls Of This Custom Exhaust Kit
- 4 X 47.3" Straight Pipes, 4 X 90 Degree Pipes, 4 X 45 Degree Pipes, 4 X 180 Degree U-Bends
- Each 3" Smooth Mandrel Bent Tube Is Expanded On One End To Allow Easy Slip-fit Installation
8SC82 3 Inch DIY Custom Mandrel Exhaust Pipe Tube Pipe, 48 Inch Straight Pipe, 3'' OD Straight & Mandrel Bend Pipe(45/90/180 Degree) Kit,Industrial Pipes, T304 Stainless Steel, Universal Fit - 8PCS
$119.98 in stock
Amazon.com
as of August 11, 2025 4:57 am
Features
- Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends for Strength and Durability
- Outsider Diameter: 3'' Inch; Bending Angle:Straight/45/90/180 Degree
- Each smooth mandrel bent tube is expanded on one end to allow easy slip-fit installation
- Straight Pipes Length: 47.25" or 120cm;Packge includes: 2PCS 45 degree bends, 2PCS 90 degree bends, 2PCS 180 degree bends,2PCS straight pipes
- Applications: Universal Fit(Exhaust system or industrial materials)，Perfect Do It Yourself kit with plenty of options
FGJQEFG 3 Inch DIY Custom Mandrel Exhaust Pipe Tube Pipe, 40 Inch Straight Pipe, 3''OD Straight & Mandrel Bend Pipe(45/90 Degree) Kits, T304 Stainless Steel, Universal Fitment - 3PCS
$69.99
in stock
Amazon.com
as of August 11, 2025 4:57 am
Features
- 【Material】Universal DIY Custom Mandrel Exhaust Tube Pipe Made of High-Quality T-304 Stainless Steel, Strength and longer life, Excellent resistance to corrosion and oxidation resistance.
- 【Size】Outside Diameter: 3 Inch / 3'', Bending Angle: Straight/45/90 Degree.
- 【Easy To Use】Construction to maintain OD/ID size integrity for easier installation, Polished pipe is great for DIY project.
- 【Package Includes】1 X Straight Tube Pipe, 1 X 45 Degree Tube Pipe, 1 X 90 Degree Tube Pipe(100% Brand new, Never been tried or installed). Efficient packaging to save on non-box and oversize fees.
- 【Applications】Universal Fitment(Exhaust system or industrial materials). Easy for common exhaust systems. (Professional installation is highly recommended, Instruction is not included).
The Video Review of Best 3 inch exhaust kit
The Verdict
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