- Home Page /
- Auto & Tires /
- Auto & Tires Shop By Brand /
- Flowmaster /
- Flowmaster Mufflers /
- Flowmaster 425403 Exhaust Muffler
0 ratings
Item #:
43461945
Flowmaster 425403 Exhaust Muffler
Item #:
43461945
AUD 190
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
Afterpay Information
Split your bill into 4 payments of AUD 47.5 interest-free
Add the item to your cart
Select Afterpay at checkout
Fill in your details
Complete your first payment
and pay the remaining in easy instalments or according to the payment plan you selected
Here’s why you should Afterpay it
Get everything you need now..
Shop thousands of brands and millions of products, online and in-store.
Pay over six weeks.
Make the first payment upfront and the rest over time. Always interest-free when you pay it in 4.
No fees when you pay on time.
We’ll send you reminders and cap late payments to help you get back on track.
(1) Terms and conditions. apply. (2) Installment Agreement. (3) Eligible for customers in. Australia, (4) Your final payment plan may vary depending on your credit history.
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Monday, August 24
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Aggressive Sound Exterior Exhaust Tone
Buy Now Pay Later
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Enhanced Performance
The Flowmaster 425403 Exhaust Muffler improves exhaust flow, promoting better engine efficiency and horsepower, making it an ideal upgrade for performance-driven vehicles.
Distinct Sound
Offers a deep, aggressive exhaust note that enhances your vehicle’s personality without excessive volume, appealing to drivers who desire both style and substance.
Durable Construction
Built from high-quality materials for long-lasting durability, ensuring it withstands extreme conditions while maintaining its aesthetic and functional integrity over time.
Product Details
- 40 Series muffler with 2.50-inch dual inlet and 3.00-inch center outlet
- Delivers an aggressive exterior and interior tone with the original Flowmaster sound
- Constructed of durable 16 gauge aluminized steel and fully MIG welded for maximum durability
- Excellent for Street/Strip and Off Road applications
- Noticeable interior resonance
- Ensures aggressive sound exterior exhaust tone
| Manufacturer part number | 425403 |
| Inlet diameter | 2.5 in |
| Outlet diameter | 3.00 in |
| Muffler type | Straight-Through Mufflers |
| Material | Aluminized Steel |
| Brand | Flowmaster |
| Vehicle fitment type | Specific |
| Automotive parts division | Direct Replacement |
| Finish | Black |
| Vehicle type | Car |
| Model | FLO425403 |
| Weight | 10.31 lb (4.68 kg) |
| Count | 1 |
| Has written warranty | No |
| Compatible cars | Car, Truck |
Who Should Buy?
-
Performance Enthusiasts
Ideal for those looking to enhance their vehicle's exhaust sound and performance with a quality muffler upgrade.
-
DIY Mechanics
Perfect for hands-on individuals wanting an easy installation and performance improvement without professional help.
-
Truck Owners
Suitable for pickup truck owners aiming to improve exhaust flow and add a more aggressive sound to their vehicle.
-
Noise Sensitive Users
This muffler creates a louder exhaust note that may not appeal to those preferring a quieter ride.
Product Description
Flowmaster 425403 Exhaust Muffler
About This Item
Upgrade the sound and performance of your vehicle with the Flowmaster 425403 40 Series ™ Original Exhaust Muffler. This muffler is perfect for both street and strip applications, as well as road use. Experience a noticeable interior resonance and an aggressive sound exterior exhaust tone, giving your vehicle that powerful and sporty sound you desire.
Constructed from durable fully welded 16 gauge aluminized steel, this muffler is built to last. It is also MIG welded for maximum durability, ensuring that it can withstand the toughest conditions. Featuring a painted finish, this Flowmaster 40 Series Muffler not only improves the performance of your vehicle, but also adds a stylish touch to its appearance.
This Flowmaster Original Exhaust Muffler is designed to deliver performance and quality. Don't miss out on the opportunity to own the top choice in mufflers. Get your Flowmaster MUFFLER today and experience the difference it makes.
Upgrade your vehicle's sound and performance like never before. Order now and enjoy the benefits of this high-quality muffler. Attention to detail, exceptional craftsmanship, and unmatched performance are what set Flowmaster apart from the competition.
Invest in the best - get your Flowmaster Muffler now and make a statement on the road.
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Is this suitable for both street and strip applications?
Answer: Yes, it is excellent for Street/Strip and Road application. -
Question:
Does it have a noticeable interior resonance?
Answer: Yes, it has noticeable interior resonance. -
Question:
What is the muffler type?
Answer: The muffler type is Reflection.
Flowmaster Flowmaster Mufflers Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- Improves engine performance
- Deep, aggressive sound
- Durable construction
- Easy to install
- Enhances vehicle aesthetics
Cons
- May be slightly louder than expected.
Platform Trust & Buyer Confidence
CJ
Chris
Verified buyer
“Promt delivery. Seems like a good product.”
22 July 2026 · via Trustpilot
SM
Scott
Verified buyer
“It was the best service ever received by any company from my online shopping experience in the last 10yrs”
11 July 2026 · via Trustpilot
TD
Terri
Verified buyer
“so easy to order delivery was way earlier than i expected”
3 July 2026 · via Trustpilot
GC
Gavin
Verified buyer
“Very impressed with the speed at which I received my package from the United States to Australia. Highly recommended.”
21-Jul-26 · via Trustpilot
J
Jeannie
Verified buyer
“Very efficient service. Hassle-free. Excellent product. Have ordered several times.”
17-Jul-26 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
AUD 190
Order now and get it around Monday, August 24
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Excellent Street/Strip and Road application
- Noticeable interior resonance
- Durable fully welded 16 gauge aluminized steel
- MIG welded for maximum durability
- Finish: Painted
- Muffler Type: Reflection
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.