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Magnaflow 11378 4 X 9" Oval Straight-Through Performance Exhaust Muffler - Picture 1 of 2
Magnaflow 11378 4 X 9" Oval Straight-Through Performance Exhaust Muffler - Picture 2 of 2

Exhaust Muffler Magnaflow 49 State 11378

5.01 product rating
AutoShopping24 (34492)
99.2% positive feedback
Price:
US $167.20
ApproximatelyAU $256.36
+ $54.90 postage
Estimated delivery Wed, 27 Aug - Fri, 5 Sep
Returns:
30-day returns. Buyer pays for return postage. If you use an eBay postage label, it will be deducted from your refund amount.
Condition:
Brand New
Extensive dyno testing is used to ensure that this 4" x 9" Oval muffler increases engine power and performance by improving the flow dynamics and evacuation of exhaust gases. Proudly made in the USA.

About this product

Product Identifiers

BrandMagnaFlow
Manufacturer Part Number11378
eBay Product ID (ePID)227423842

Additional Product Features

NotesDescription--Exhaust Muffler
Sub TypeExhaust Muffler
Part TypeMufflers

All listings for this product

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New
Magnaflow 11378 4 X 9" Oval Straight-Through Performance Exhaust Muffler
item 1 Magnaflow 11378 4 X 9" Oval Straight-Through Performance Exhaust Muffler
AU $256.36
+AU $84.18 postage
MagnaFlow 11378 Straight-Through Performance Muffler; 2.25in. Dual/Dual; 4x11x9
item 2 MagnaFlow 11378 Straight-Through Performance Muffler; 2.25in. Dual/Dual; 4x11x9
AU $269.84
+AU $84.62 postage
MagnaFlow 11378 Universal Performance Muffler - 2.25/2.25
item 3 MagnaFlow 11378 Universal Performance Muffler - 2.25/2.25
AU $269.84
+AU $84.62 postage
MagnaFlow 11378 Universal Performance Muffler - 2.25/2.25
item 4 MagnaFlow 11378 Universal Performance Muffler - 2.25/2.25
AU $269.84
+AU $84.62 postage
MagnaFlow 11378
item 5 MagnaFlow 11378
AU $256.36
+AU $108.55 postage
Dual 2.25" 4x9 Oval 11" Body MagnaFlow Muffler SS 11378
Last one
item 6 Dual 2.25" 4x9 Oval 11" Body MagnaFlow Muffler SS 11378
AU $256.36
+AU $108.55 postage
MagnaFlow 11378 Exhaust Muffler
item 7 MagnaFlow 11378 Exhaust Muffler
AU $256.36
+AU $108.55 postage
MagnaFlow 11378
item 8 MagnaFlow 11378
AU $256.36
+AU $108.55 postage
Magnaflow Performance Exhaust 11378 Stainless Steel Muffler
item 9 Magnaflow Performance Exhaust 11378 Stainless Steel Muffler
AU $256.36
+AU $108.55 postage
MagnaFlow Muffler Mag SS 11X4X9 2.25 D/D
item 10 MagnaFlow Muffler Mag SS 11X4X9 2.25 D/D
AU $256.36
+AU $108.55 postage
11378 Exhaust Muffler
item 11 11378 Exhaust Muffler
AU $256.36
+AU $108.55 postage
MagnaFlow 11378 Straight-Through Performance Muffler; 2.25in. Dual/Dual; 4x11x9
item 12 MagnaFlow 11378 Straight-Through Performance Muffler; 2.25in. Dual/Dual; 4x11x9
AU $256.36
+AU $116.98 postage
Magnaflow 11378 Stainless Muffler 2.25" Dual Inlet/Dual Outlet 11" Body Length
item 13 Magnaflow 11378 Stainless Muffler 2.25" Dual Inlet/Dual Outlet 11" Body Length
AU $264.78
+AU $112.75 postage
Magnaflow Exhaust Stainless Steel Muffler 4 x 9" Oval/ 2.25" in/out
item 14 Magnaflow Exhaust Stainless Steel Muffler 4 x 9" Oval/ 2.25" in/out
AU $256.36
+AU $125.40 postage
Magnaflow 11378 Universal Performance Muffler - 2.25/2.25
item 15 Magnaflow 11378 Universal Performance Muffler - 2.25/2.25
AU $272.94
+AU $109.07 postage
MagnaFlow 11378 Universal Performance Muffler - 2.25/2.25
item 16 MagnaFlow 11378 Universal Performance Muffler - 2.25/2.25
AU $269.84
+AU $114.20 postage
Magnaflow Muffler 11378 Stainless Oval 2.25" in 2.25" out 11" body 17" long
item 17 Magnaflow Muffler 11378 Stainless Oval 2.25" in 2.25" out 11" body 17" long
AU $282.99
+AU $109.41 postage
MagnaFlow 11378 Straight-Through Performance Muffler; 2.25in. Dual/Dual; 4x11x9
item 18 MagnaFlow 11378 Straight-Through Performance Muffler; 2.25in. Dual/Dual; 4x11x9
AU $287.63
+AU $109.56 postage
MagnaFlow Straight-Through Performance Muffler; 2.25in. Dual/Dual; 4x11x9 Body
item 19 MagnaFlow Straight-Through Performance Muffler; 2.25in. Dual/Dual; 4x11x9 Body
AU $292.05
+AU $109.70 postage
MagnaFlow Muffler SS 11X4X9 2.25 D/D
item 20 MagnaFlow Muffler SS 11X4X9 2.25 D/D
AU $256.36
+AU $154.21 postage
11378 Magnaflow Muffler Oval
item 21 11378 Magnaflow Muffler Oval
AU $305.27
+AU $110.13 postage
MAGNAFLOW - 11378 - MFLR MAG SS11X4X9 2.25 DD
item 22 MAGNAFLOW - 11378 - MFLR MAG SS11X4X9 2.25 DD
AU $306.10
+AU $110.15 postage
MagnaFlow 11378 Straight-Through Performance Muffler; 2.25in. Dual/Dual; 4x11x9
item 23 MagnaFlow 11378 Straight-Through Performance Muffler; 2.25in. Dual/Dual; 4x11x9
AU $311.57
+AU $110.34 postage
MagnaFlow 11378 4x9in Oval Straight-Through Performance Exhaust Muffler
item 24 MagnaFlow 11378 4x9in Oval Straight-Through Performance Exhaust Muffler
AU $315.38
+AU $110.46 postage
Magnaflow Muffler 11378 - Performance Exhaust Fits 2.25 D/D
item 25 Magnaflow Muffler 11378 - Performance Exhaust Fits 2.25 D/D
AU $329.27
+AU $103.41 postage
MagnaFlow Stainless 4X9 Dual/Dual Performance Muffler DIA 2.25/2.25 IN 11378
Last one
item 26 MagnaFlow Stainless 4X9 Dual/Dual Performance Muffler DIA 2.25/2.25 IN 11378
AU $278.09
+AU $154.85 postage
MagnaFlow 11378 for Muffler Mag SS 11X4X9 2.25 D/D
item 27 MagnaFlow 11378 for Muffler Mag SS 11X4X9 2.25 D/D
AU $278.20
+AU $154.85 postage
MagnaFlow 11378 Straight-Through Muffler 2.25" Dual/Dual 4x11x9 Body
item 28 MagnaFlow 11378 Straight-Through Muffler 2.25" Dual/Dual 4x11x9 Body
AU $259.79
+AU $187.67 postage
MagnaFlow 4 X 9in. Oval Straight-Through Performance Exhaust Muffler 11378
item 29 MagnaFlow 4 X 9in. Oval Straight-Through Performance Exhaust Muffler 11378
AU $256.36
+AU $205.06 postage
Magnaflow Performance Exhaust 11378 Stainless Steel Muffler
item 30 Magnaflow Performance Exhaust 11378 Stainless Steel Muffler
AU $317.57
+AU $156.01 postage
Magnaflow Performance Exhaust 11378 Stainless Steel Muffler
item 31 Magnaflow Performance Exhaust 11378 Stainless Steel Muffler
AU $317.57
+AU $156.01 postage
MagnaFlow for 4 X 9in. Oval Straight-Through Performance Exhaust Muffler 11378
item 32 MagnaFlow for 4 X 9in. Oval Straight-Through Performance Exhaust Muffler 11378
AU $273.14
+AU $205.60 postage
MagnaFlow for Muffler Mag SS 11X4X9 2.25 D/D 11378
item 33 MagnaFlow for Muffler Mag SS 11X4X9 2.25 D/D 11378
AU $273.33
+AU $205.60 postage
Magnaflow Muffler Mag Ss11X4X9 2. 25 Dd 11378
item 34 Magnaflow Muffler Mag Ss11X4X9 2. 25 Dd 11378
AU $303.98
+AU $206.59 postage
MagnaFlow Muffler Mag SS 11X4X9 2.25 D/D 11378
item 35 MagnaFlow Muffler Mag SS 11X4X9 2.25 D/D 11378
AU $314.82
+AU $206.95 postage
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5.0
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  • 0 users rated this 4 out of 5 stars
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Most relevant reviews

  • by chrisamy69
    12 Aug, 2024

    Installed sounds great ... No droning at...

    Installed sounds great ... No droning at all

    Verified purchase: YesCondition: Pre-owned

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