Choose the Right Axle-Back Exhaust for Your Wrangler
This Flashark axle-back exhaust page offers two rear exhaust options for select Jeep Wrangler configurations from 2007 through 2023. Both options use a dual rear-exit layout, but the fitment, tip finish, and SKU are different.
Select your option by model year, engine, drivetrain, and body style—not by year alone. Review the specifications below before adding the product to your cart.
Watch the original product video on Instagram.
Specifications
| SKU / Option | Confirmed Fitment | Tips | Muffler / Exit | Installation Components Listed |
|---|---|---|---|---|
|
FLES08133 18–23 Wrangler |
2018–2023 Jeep Wrangler; 2.0L L4 or 3.6L V6; 4WD; 2-door or 4-door | Dual 4-in black rolled angle-cut, clamp-on tips | Baffled and chambered muffler; straight rear exit | Hardware and factory-style hangers |
|
FLES08136 07–17 Wrangler & 07–18 Wrangler JK |
2007–2017 Jeep Wrangler: 3.6L or 3.8L V6, 4WD 2/4-door; RWD 4-door. 2007–2018 Jeep Wrangler JK: 3.6L V6, 4WD 2/4-door | Dual 4-in polished 304 stainless steel, dual-wall tips | Chambered muffler; dual rear outlet | Not itemized in the product description |
Key Features
- Axle-Back System Scope: Both SKUs are identified as axle-back exhaust products, and neither is listed on this page as a full cat-back assembly.
- Chambered Muffler Construction: FLES08133 uses a baffled and chambered muffler with no internal packing listed, while FLES08136 uses a chambered muffler.
- Dual Rear-Outlet Path: Both SKUs terminate in two rear outlets, with FLES08133 specifically listed as exiting straight out the back.
- SKU-Specific Tip Components: FLES08133 supplies black rolled angle-cut clamp-on tips, while FLES08136 substitutes polished 304 stainless steel dual-wall tips.
- FLES08133 Installation Components: This SKU lists installation hardware and factory-style hangers; an equivalent itemized hardware set is not listed for FLES08136.
What's Included and Not Included
FLES08133: The product description identifies an axle-back exhaust, dual clamp-on tips, factory-style hangers, and installation hardware. Confirm the current package contents shown for your selected option before ordering.
FLES08136: The product description identifies an axle-back exhaust, chambered muffler, and dual polished tips. A complete itemized hardware list is not displayed, so confirm required clamps, fasteners, and reused factory parts before installation.
This is an axle-back product page. It is not presented here as a full cat-back system, and no header, catalytic converter, or front/mid-pipe is listed as included.
Check Before Ordering
- Match the selected SKU to your Wrangler model year and generation.
- Confirm the engine: 2.0L L4, 3.6L V6, or 3.8L V6 as listed for the selected option.
- Confirm drivetrain and body style, including 2-door versus 4-door.
- Verify your current rear exhaust connection and the parts that must be reused.
- Check the selected variant's SKU, image, price, and availability before checkout.
Shipping & Returns
Free U.S. Shipping: Orders are typically processed within 1–2 business days and delivered within 7–9 business days. Additional charges may apply to remote areas.
30-Day Returns: Unopened and unused items in their original packaging may be returned within 30 days of receipt. Return shipping is covered for verified quality issues.
Worry-Free Delivery: Optional protection against eligible loss, theft, delay, or transit damage is available at checkout.
Fitment & Compatibility
2018-2023 Wrangler 3.6L/2.0L Fitment:（FLES08133）
⚠️ Please verify engine, drivetrain and body configuration before purchase.
| YEAR | MAKE | MODEL | ENGINE | DRIVE / BODY |
|---|---|---|---|---|
| 2018-2023 | Jeep | Wrangler | 2.0L L4 | 4WD — 2/4 Door |
| 3.6L V6 | 4WD — 2/4 Door |
2007-2018 Wrangler 3.6L/3.8L丨Wrangler JK 3.6L Fitment:（FLES08136）
⚠️ Please verify engine, drivetrain and body configuration before purchase.
| YEAR | MAKE | MODEL | ENGINE | DRIVE / BODY |
|---|---|---|---|---|
| 2007-2017 | Jeep | Wrangler | 3.6L V6 | 4WD — 2/4 Door |
| 3.8L V6 | 4WD — 2/4 Door RWD — 4 Door |
|||
| 2007-2018 | Jeep | Wrangler JK | 3.6L V6 | 4WD — 2/4 Door |
Jeep Wrangler JK & JL Axle-Back Exhaust FAQs
Q1: Is this a full cat-back exhaust system?
A1: No. The product page identifies both options as axle-back exhaust products. A header, catalytic converter, and front or mid-pipe are not listed as part of this product.
Q2: Which option fits a 2018–2023 Jeep Wrangler with a 2.0L or 3.6L engine?
A2: Select FLES08133 when the vehicle matches the listed 2018–2023 Jeep Wrangler fitment. This option is listed for 2.0L L4 and 3.6L V6 models with 4WD in 2-door or 4-door form.
Q3: Which option fits a 2007 Jeep Wrangler?
A3: FLES08136 covers the listed 2007–2017 Wrangler configurations with a 3.6L or 3.8L V6. Confirm drivetrain and body style against the specifications table before ordering.
Q4: Does FLES08136 fit both 2-door and 4-door Wranglers?
A4: The listed 4WD fitment includes both 2-door and 4-door configurations. The listed RWD fitment is limited to the 4-door configuration, so drivetrain and body style must be checked together.
Q5: What is the difference between the two tip designs?
A5: FLES08133 uses dual 4-in black rolled angle-cut clamp-on tips. FLES08136 uses dual 4-in polished 304 stainless steel dual-wall tips.
Q6: Does this product create a dual rear-exit layout?
A6: Yes. Both listed options use dual rear outlets. The tip construction and finish depend on the selected SKU.
Q7: Are installation parts included?
A7: FLES08133 is described as including hardware and factory-style hangers. The page does not provide a complete itemized package list for both SKUs, so confirm clamps, fasteners, and factory parts that must be reused before installation.
Q8: Does installation require cutting or welding?
A8: The current product description presents the system as a bolt-on installation, but it does not provide a SKU-specific installation manual. Inspect the vehicle's existing connections and confirm requirements for the selected SKU before beginning work.
Q9: Will this exhaust require an engine tune or cause a check-engine light?
A9: The available product information does not establish a tune or check-engine-light requirement. Confirm the installation scope and any vehicle-specific concerns with a qualified installer before ordering.
Q10: How loud is the exhaust, and does it have interior drone?
A10: No standardized sound level or current SKU-specific drone test is provided. Use a video only when it is clearly labeled for the same SKU, engine, and vehicle configuration.
Q11: Does this axle-back exhaust add horsepower or improve fuel economy?
A11: This page does not provide current SKU test results for horsepower, torque, or fuel economy. Results should not be assumed from the product type or from another vehicle configuration.
Q12: What should I check after installation?
A12: Confirm that all connections and hangers are secure and that the tips have adequate clearance from surrounding bodywork. Start the vehicle and inspect for exhaust leaks or contact before driving.