Glass Pack Exhaust Insert ~ 1-3/8 in. ID Pipes

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Tone down your CB750K drag pipes without losing the look. These Glass Pack Inserts are sized for 1 3/8" ID pipes (actual glass pack size: 1 1/4") and slide in to soften the aggress ive bark of TT or DRAG-style exhausts. A practical accessory for riders who love the drag-pipe silhouette but want to keep the neighbors happy and pass sound checks at the local bike night.Sold individually. Order the quantity you need based on how many pipes you're fitting.Key Features• Softens volume on TT/DRAG-style pipes• Fits pipes with 1 3/8" inside diameter• Glass pack actual size: 1 1/4"• Preserves classic drag-pipe look• Sold each (order quantity needed)Fitment / Compatibility• MAC Honda CB750K (1977‑78) Drag PipesPart Number: 009-0217 Show more