Use discount code SIGNUP5 at checkout to save 5% on your first order!

End of Year Trading Hours: Click here for more information.

Country/Region

Australia (AUD $)

Home
Products
Services
News
About Us

Account Search Cart

Home
Products
Services
- Exhaust Lagging Installation
- Custom & Made to Order Mufflers
News
About Us

Products

Filter

626 products

Sort by

Featured Best selling Alphabetically, A-Z Alphabetically, Z-A Price, low to high Price, high to low Date, old to new Date, new to old

Filters

Application

Kenworth Mack Universal Volvo Western Star

Pipework Size

½" (13mm) ⅝" (16mm) ¾" (19mm) 1" (25mm) 1⅛" (29mm) 1¼" (32mm) 1⅜" (35mm) 1½" (38mm) 1⅝" (41mm) 1¾" (44mm) 1⅞" (48mm) 2" (51mm) 2⅛" (54mm) 2¼" (57mm) 2½" (63mm) 2¾" (70mm) 3" (76mm) 3⅛" (79mm) 3½" (89mm) 3¾" (95mm) 4" (102mm) 4½" (114mm) 5" (127mm) 5½" (140mm) 6" (152mm) 7" (178mm) 8" (203mm) 9" (229mm) 10" (254mm) 12" (305mm) 100NB 125NB 150NB 200NB 1¾" (44mm) In/Out 2" (51mm) In/Out 2¼" (57mm) In/Out 2⅖" (61mm) In / 1⅘" (46mm) Out 2½" (63mm) In/Out 2¾" (70mm) In/Out 3" (76mm) Expanded Inlet 3" (76mm) In/Out 3" (76mm) Plain Inlet 3½" (89mm) Expanded Inlet 3½" (89mm) In/Out 3½" (89mm) Plain Inlet 3⅛" (80mm) In/Out 3⅛" (80mm) In/85mm Out 3⅛" (80mm) In/95mm Out 4" (102mm) Expanded Inlet 4" (102mm) In/Out 4" (102mm) Plain Inlet 5" (127mm) Expanded Inlet 5" (127mm) In/Out 5" (127mm) In / 6" (152mm) Out 5" (127mm) In / 7" (178mm) Out 5" (127mm) Plain Inlet 6" (178mm) In/Out 6" (152mm) > 5" (127mm) 7" (178mm) > 5" (127mm) 7" (178mm) Plain Inlet 11" (279mm) 3" (76mm) In x 2½ (63mm) Out 4½" (114mm) In / 5" (127mm) Out 4½" (114mm) In/Out 2" (51mm) to 2¼" (57mm) 2" (51mm) to 2½" (63mm) 2" (51mm) to 3" (76mm) 2¼" (57mm) to 2½" (63mm) 2¼" (57mm) to 3" (76mm) 2½" (63mm) to 3" (76mm) 2½" (63mm) to 3½" (89mm) 3" (76mm) to 3½" (89mm) 3" (76mm) to 4" (102mm) 3½" (89mm) to 4" (102mm) 4" (102mm) to 4½" (114mm) 4" (102mm) to 5" (127mm) 4" (102mm) to 6" (152mm) 4½" (114mm) to 5" (127mm) 5" (127mm) to 5½" (140mm) 5" (127mm) to 6" (152mm) 1" (29mm) 10¼" (260mm) 11" (280mm) 1¼ (32mm) 1¾" (45mm) 2⅜" (60.3mm) 3¼" (83mm) 3½" (89mm) 30mm 5" (125mm) 5" (127mm) 30mm 5" (127mm) Low Profile (to suit Kenworth) 5" (127mm) Standard Profile 6" (152mm) Plain Inlet 6½" (165mm) 6¾" (172mm) 7" (152mm) Expanded Inlet 7¼" (184mm) 8"(203mm) 8½" (215mm)

Leg Lengths

10" (254mm) Expanded x 10" (254mm) Plain 10¼" (260mm) Plain x 23" (584mm) Expanded 12" (305mm) Expanded x 17" (432mm) Plain 13" (330mm) Expanded x 15" (381mm) Plain 13" (330mm) Expanded x 18" (457mm) Plain 14" (356mm) Plain x 14" (356mm) Plain 14" (356mm) Expanded x 14" (356mm) Plain 15" (381mm) Plain x 12" (305mm) Expanded 15" (381mm) Plain x 15" (381mm) Plain 15" (381mm) Plain x 15" (381mm) Expanded 17" (432mm) Plain x 12" (305mm) Plain 17" (432mm) Expanded x 12" (305mm) Plain 17" (432mm) Expanded x 16" (406mm) Expanded 18" (457mm) Expanded x 9" (229mm) Expanded 18" (457mm) Plain x 12" (305mm) Expanded 18" (457mm) Plain x 13" (330mm) Expanded 21" (533mm) Expanded x 9" (229mm) Expanded 23" (584mm) Plain x 9" (229mm) Expanded 23" (584mm) Expanded x 12" (305mm) Plain 24" (600mm) Expanded x 9" (229mm) Plain 24" (600mm) Expanded x 15" (381mm) Plain

Price

Muffler Barrel/Tube OD Size

3" (76mm) to 4" (102mm) 4" (102mm) to 5" (127mm) 4" (102mm) to 7" (178mm) 6" (152mm) to 7" (178mm) 8" (203mm) to 10" (254mm) 9" (229mm) to 10" (254mm)

Overall Length

4" (102mm) 6" (152mm) 8" (203mm) 10" (254mm) 12" (305mm) 14" (358mm) 15" (380mm) 16" (406mm) 18" (457mm) 24" (610mm) 30" (762mm) 36" (915mm) 40" (1016mm) 44" (1120mm) 48" (1220mm) 54" (1370mm) 60" (1525mm) 64" (1625mm) 68" (1725mm) 72" (1800mm) 184mm 205mm 215mm 250mm 335mm 440mm 48" (1219mm) 51" (1295mm) 60" (1524mm) 72" (1829mm)

Bend Angle

10° 15° 20° 30° 30° Short Leg (no legs on bend) 45° 45° Engineering Style 45° Long Leg 60° 70° 75° 90° 90° Engineering Style 180° 85° 90° Short Leg (no legs on bend) 90° Tight Radius

Item Material

Aluminised Steel Ceramic Chrome Plated Fiberglass Metal Mild Steel Silicone Stainless Steel

Barrel Diameter

3½" (89mm) 6" (152mm) 7" (178mm) 8" (203mm) 8½" (216mm) 9" (229mm) 10" (254mm) 10" (254mm) x 15" (381mm) 10" (254mm) x 4" (102mm) 11" (279mm) 12" (305mm) x 6" (152mm) 12½" (314mm) x 20" (514mm)

Barrel Length

6" (152mm) 14" (356mm) 17" (432mm) 18" (457mm) 20" (508mm) 21" (533mm) 22" (560mm) 23" (584mm) 24" (610mm) 26" (660mm) 27" (686mm) 28" (711mm) 30" (762mm) 34" (264mm) 44" (1118mm) 55" (1397mm)

Out of stock

Show Hide

Sort by

Featured Best selling Alphabetically, A-Z Alphabetically, Z-A Price, low to high Price, high to low Date, old to new Date, new to old

5" (127mm) Y-Junction (Y-Piece) for Kenworth T908 - Direct Fit

$0.00

5" (127mm) Y-Junction (Y-Piece) for Western Star Heritage with Air Ride - Direct Fit

$814.99

5" ID Stainless Steel Flexible Bellow

From $305.99

Flowtech Mid-Range Universal Truck Muffler Straight Through Design

5" In 6" Out, 10" Round x 44" Long Flowtech Economy Universal Straight Through Truck Muffler

$389.99

5" In 7" Out, 10" Round x 44" Long Flowtech Economy Universal Straight Through Truck Muffler

$389.99

5" In, 6" Out Flowtech Signature Sports Universal Truck Muffler

$789.99

Ultimax M1044-507L Flowtech Performance Sports Universal Truck Muffler

5" In, 7" Out Flowtech Signature Sports Universal Truck Muffler

$838.99

5" In/Out 10" x 15" x 26" Long Flowtech Universal Oval Muffler

$1,147.99

5" In/Out x 10" Round x 55" Long Flowtech Straight Through Muffler - Suits Volvo

$1,069.99

Ultimax M1044-500S Flowtech Signature (Performance) Sports Universal Truck Muffler End

$23.00 off

5" In/Out, 10" Barrel, Flowtech Signature Sports Universal Truck Muffler

$768.99 $791.99

Sale

5" In/Out, 10" Round x 44" Long Flowtech Economy Universal Straight Through Truck Muffler

$378.99

$38.00 off

5" In/Out, 10" Round x 44" Long Flowtech Mid-Range Universal Cone Baffle Truck Muffler

$310.99 $348.99

Sale

$60.00 off

5" In/Out, 10" Round x 44" Long Flowtech Mid-Range Universal Silent Flow Truck Muffler

$399.99 $459.99

Sale

5" In/out, 7" Barrel, Flowtech Universal Sports Truck Muffler

$685.99

5" In/out, 7" Barrel, Flowtech Universal Sports Truck Muffler (LOUD)

$705.99

5" In/out, 8" Barrel, Flowtech Universal Sports Truck Muffler

$704.99

5" In/out, 9" Barrel, 20" Long Flowtech Universal Sports Truck Muffler

$831.99

5.65" (143.2mm) Stainless Steel V-Band Clamp VT10565

$139.99

6" (152mm) Round Universal Resonator

From $139.99

6" (152mm) Round x 12" (300mm) Body Length Tractor Muffler

From $450.00

6" (152mm) Round x 18" (457mm) Body Length Tractor Muffler

From $539.99

6" (152mm) Stainless Steel V-Band Clamp VT10688

$148.99

6" Chrome Plated Stainless Steel Exhaust Mounting Bracket

$176.99

6" In/Out, 11" Body Diameter x 44" Long, Semi Baffled Truck Muffler

$1,125.99

« Previous · 1 … 5 6 7 8 9 … 27 · Next »

GET IN TOUCH!

T: 1300 880 448

E: sales@ultimax.com.au

Working Hours:

Monday - Friday 8:00AM - 5:00PM

Facebook
LinkedIn

NEWSLETTER

Subscribe for Product Offers & Updates!

USEFUL LINKS

Contact Us
Search
Privacy Policy
Returns Policy
Shipping Policy & Rates
Terms of Service

Country/Region

Australia (AUD $)

Your cart

Checkout

Your cart is empty

Start shopping

End of Year Trading Hours

Our Launceston store and some of our warehouses will be closed from 12:00pm ADST Friday 19 December 2025, reopening at 8:00am ADST Monday 5 January 2026.

Website orders placed during this period will still be received and processed, however please click the link below for more information.

Thank you for your understanding.

More Information