- Exhaust Systems
- Mufflers
- Thrush Glasspack Mufflers
Thrush Glasspacks have been making hot rods hotter for over 40 years. A one piece shell construction means there are no seams to blow-out. Straight-through design and 2-stage fiberglass packing resists high temps, while the perforated floating center tube allows heat expansion, and provides for better flow. Constructed in Steel or Stainless Steel
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Magnum Glasspacks
Magnum Glasspack MufflerHeader Flange Mount Inlet 3'' Outlet 4" Overall Length: 34.5" Shell Length: 28'' Body Diameter: 4''
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$89.99
$80.99
SAVE $9.00
(1)
Ships on 05/09/25
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Magnum Glasspack MufflerIn/Out: 1.75" Overall Length: 17" Shell Length: 12'' Body Diameter: 3''
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$35.99
$32.39
SAVE $3.60
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Ships on 05/09/25
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Magnum Glasspack MufflerIn/Out: 2" Overall Length: 25" Shell Length: 20'' Body Diameter: 3.5''
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$24.99
$22.49
SAVE $2.50
(1)
Ships on 05/05/25
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Magnum Glasspack MufflerIn/Out: 2" Overall Length: 27" Shell Length: 22'' Body Diameter: 3.5''
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$34.99
$31.49
SAVE $3.50
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Magnum Glasspack MufflerIn/Out: 2.25" Overall Length: 23" Shell Length: 18'' Body Diameter: 3.5''
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$35.99
$32.39
SAVE $3.60
(1)
Availability Date Unknown
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Magnum Glasspack MufflerIn/Out: 2.25" Overall Length: 25" Shell Length: 20'' Body Diameter: 3.5''
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$25.99
$23.39
SAVE $2.60
Availability Date Unknown
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Magnum Glasspack MufflerIn/Out: 2.25" Overall Length: 27" Shell Length: 22'' Body Diameter: 3.5''
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$29.99
$26.99
SAVE $3.00
(2)
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Magnum Glasspack MufflerIn/Out: 2.25" Overall Length: 31" Shell Length: 26'' Body Diameter: 3.5''
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$28.99
$26.09
SAVE $2.90
(1)
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Magnum Glasspack MufflerIn/Out: 2.5" Overall Length: 28" Shell Length: 23'' Body Diameter: 4''
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$38.99
$35.09
SAVE $3.90
(3)
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Magnum Glasspack MufflerIn/Out: 3" Overall Length: 25" Shell Length: 20'' Body Diameter: 4''
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$42.99
$38.69
SAVE $4.30
(2)
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Magnum Glasspack MufflerInlet 3 Dual Outlet 2.5" Overall Length: 29" Shell Length: 18'' Body Diameter: 4''
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$82.99
$74.69
SAVE $8.30
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Stainless Glasspacks
Stainless Glasspack MufflerIn/Out: 2.5" Overall Length: 25" Shell Length: 20'' Body Diameter: 3.5''
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$139.99
$125.99
SAVE $14.00
(1)
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Standard Glasspack Muffler
Standard Glasspack MufflerIn/Out 1-3/4'' Overall Length: 17" Shell Length: 12'' Body Diameter: 3.5''
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$31.99
$28.79
SAVE $3.20
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Standard Glasspack MufflerIn/Out 2'' Overall Length: 17" Shell Length: 12'' Body Diameter: 3.5''
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$25.99
$23.39
SAVE $2.60
(1)
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Standard Glasspack MufflerIn/Out 2'' Overall Length: 19" Shell Length: 14'' Body Diameter: 3.5''
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$31.99
$28.79
SAVE $3.20
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Standard Glasspack MufflerIn/Out 2'' Overall Length: 23" Shell Length: 18'' Body Diameter: 3.5''
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$35.99
$32.39
SAVE $3.60
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Standard Glasspack MufflerIn/Out 2'' Overall Length: 25" Shell Length: 20'' Body Diameter: 3.5''
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$37.99
$34.19
SAVE $3.80
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Standard Glasspack MufflerIn/Out 2'' Overall Length: 27" Shell Length: 22'' Body Diameter: 3.5''
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$29.99
$26.99
SAVE $3.00
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Standard Glasspack MufflerIn/Out 2-1/4'' Overall Length: 23" Shell Length: 18'' Body Diameter: 3.5''
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$28.99
$26.09
SAVE $2.90
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Standard Glasspack MufflerIn/Out 2-1/4'' Overall Length: 29" Shell Length: 24'' Body Diameter: 4''
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$49.99
$44.99
SAVE $5.00
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Standard Glasspack MufflerIn/Out: 2" Overall Length: 20" Shell Length: 14'' Center Inlet to Center Exit Offset: 2.375''
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$42.99
$38.69
SAVE $4.30
Ships on 05/12/25
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Standard Glasspack MufflerIn/Out: 2.25" Overall Length: 29.375" Shell Length: 24'' Center Inlet to Center Exit Offset: 3.5''
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$42.99
$38.69
SAVE $4.30
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Standard Glasspack MufflerIn/Out: 2.25" Overall Length: 21.75" Shell Length: 14'' Center Inlet to Center Exit Offset: 2.375''
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$42.99
$38.69
SAVE $4.30
Ships on 05/09/25
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