The MagnaFlow 13125 Red Pack Series glasspack muffler delivers classic straight-through glasspack sound in a 3.5in round body with a red finish. The reversible 2.25in/2.25in inlet/outlet universal design integrates into any exhaust system; professional installation is recommended. Check compliance with local noise regulations. Aluminized steel construction with CNC precision robotic manufacturing is backed by MagnaFlow's 90-day limited construction warranty.
Specifications
| Type | Straight-through glasspack muffler |
| Series | Red Pack glasspack |
| Body | Round - 3.5in diameter x 18in - red finish |
| Inlet/Outlet | 2.25in / 2.25in |
| Material | Aluminized steel |
| Part Number | 13125 |
| Warranty | 90-day limited construction warranty |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1977-1978 | Buick | Electra | 225 |
| 1980-1984 | Buick | Electra | Estate Wagon |
| 1977-1978,1980-1984 | Buick | Electra | Limited |
| 1978,1980-1984 | Buick | Electra | Park Avenue |
| 1977-1981 | Buick | LeSabre | Base |
| 1985 | Buick | LeSabre | Collector's Edition |
| 1977-1978,1982-1985 | Buick | LeSabre | Custom |
| 1977 | Buick | LeSabre | Custom Sport |
| 1985 | Buick | LeSabre | Estate Wagon |
| 1979-1985 | Buick | LeSabre | Limited |
| 1982 | Buick | LeSabre | Limited Edition F/E |
| 1978-1981 | Buick | LeSabre | Sport |
| 1977-1978 | Buick | Riviera | Base |
| 1978 | Buick | Riviera | LXXV Anniversary Edition |
| 1990-1992 | Cadillac | Brougham | Base |
| 1990-1992 | Cadillac | Brougham | d'Elegance |
| 1992 | Cadillac | Commercial Chassis | Brougham |
| 1979-1985 | Cadillac | Eldorado | Base |
| 1979-1985 | Cadillac | Eldorado | Biarritz |
| 1981 | Cadillac | Eldorado | Brougham d'Elegance |
| 1979-1985 | Cadillac | Eldorado | Cabriolet |
| 1982-1985 | Cadillac | Eldorado | Touring |
| 1986 | Cadillac | Fleetwood | Brougham |
| 1986 | Cadillac | Fleetwood | Brougham d'Elegance |
| 1980-1985 | Cadillac | Seville | Base |
| 1980-1985 | Cadillac | Seville | Elegante |
| 1986-1990 | Chevrolet | Caprice | Base |
| 1985-1990 | Chevrolet | Caprice | Classic |
| 1986-1990 | Chevrolet | Caprice | Classic Brougham |
| 1987-1990 | Chevrolet | Caprice | Classic LS Brougham |
| 1985 | Chevrolet | Impala | Base |
| 1977-1978,1980-1981 | Oldsmobile | 98 | Luxury |
| 1977-1978,1980-1984 | Oldsmobile | 98 | Regency |
| 1982-1984 | Oldsmobile | 98 | Regency Brougham |
| 1977-1983 | Oldsmobile | Delta 88 | Base |
| 1980-1981 | Oldsmobile | Delta 88 | Holiday |
| 1977-1985 | Oldsmobile | Delta 88 | Royale |
| 1980-1985 | Oldsmobile | Delta 88 | Royale Brougham |
| 1984-1985 | Oldsmobile | Delta 88 | Royale Brougham LS |
| 1977-1981 | Pontiac | Bonneville | Base |
| 1977-1981 | Pontiac | Bonneville | Brougham |
| 1978-1981 | Pontiac | Bonneville | Safari |
| 1977-1978,1980-1981 | Pontiac | Catalina | Base |
| 1977-1978,1980-1981 | Pontiac | Catalina | Safari |
| 1978 | Pontiac | Grand Safari | Base |
| 1985-1986 | Pontiac | Parisienne | Base |
| 1985-1986 | Pontiac | Parisienne | Brougham |
Shipping
- In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Backordered items ship as soon as stock lands — contact us for lead times.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30-day returns on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
- Installed or used parts can’t be returned — confirm fitment before you install.
- Special orders and custom items are final sale.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Refund Policy
