3-Piece Exhaust Pipe Expander Tool Kit – Professional Muffler Repair Set
Whether you're a seasoned mechanic or a dedicated DIY enthusiast, the EX-STOCK 3-Piece Exhaust Pipe Expander Tool Kit gives you the professional-grade reach to reshape, expand, and repair exhaust pipes and muffler connections with precision. Engineered from powder metallurgy for exceptional durability, this kit covers three size ranges — small, medium, and large — so you're ready for virtually any exhaust system repair job.
Free shipping on orders over $25 to Canada & USA — delivered in 6–12 business days.
Key Features
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3-size coverage: Small (29–44mm), Medium (38–64mm), and Large (54–89mm) — handles most passenger and light truck exhaust systems
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Powder metallurgy construction: Superior strength and wear resistance compared to standard cast tools
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Drive end compatibility: Small & Medium use 16.8mm drive; Large uses 18.8mm drive — works with standard ratchets
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Designed for machine maintenance: Ideal for reshaping deformed pipe ends, fitting slip joints, and connecting exhaust sections
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Red hard-shell carry case included: Keeps all 3 expanders organized, protected, and ready for the next job
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Compact and portable: Lightweight kit that fits in any toolbox or trunk
Who This Is For
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Home mechanics tackling exhaust repairs without a shop visit
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Professional technicians who need a reliable, portable expander set on the go
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Auto enthusiasts building or modifying custom exhaust systems
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Fleet maintenance crews servicing multiple vehicles with varying pipe diameters
- Anyone dealing with crushed, deformed, or misaligned exhaust pipe ends that need reshaping before fitting
Product Details
| Size |
Range (Imperial) |
Range (Metric) |
Drive End |
| Small |
1-1/8" – 1-3/4" |
29 – 44mm |
16.8mm |
| Medium |
1-1/2" – 2-1/2" |
38 – 64mm |
16.8mm |
| Large |
2-1/8" – 3-1/2" |
54 – 89mm |
18.8mm |
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Material: Powder metallurgy (sintered metal)
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Applicable scenario: Machine maintenance, exhaust pipe repair & reshaping
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Includes: 1 × 3-piece expander set in red hard-shell carry case
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Weight: 3,500g
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Model: BL1072
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SKU: CJYD162468201AZ
Why EX-STOCK?
- ✅ 90-day return policy — not satisfied? Return it within 90 days, no hassle
- ✅ Free shipping on orders over $25 to Canada & USA
- ✅ Trusted by Canadian & American drivers — quality tools at honest prices
- ✅ Fast delivery — 6–12 business days standard, 5–9 business days expedited
- ✅ Secure checkout — processed through Shopify's encrypted infrastructure
Browse our full Automobile Accessories & Motorcycle collection for more professional-grade automotive tools. Also check out our New Arrivals and 90-Day Return eligible products.
You may also like: 46-Piece Socket & Ratchet Wrench Set, Automotive A/C Pipe Flush Canister Kit, Wire Long Reach Hose Clamp Pliers Set, and Car Trim Removal Tool Kit.
Frequently Asked Questions
Q: What pipe sizes does this kit cover?
A: The 3-piece set covers 29–44mm (small), 38–64mm (medium), and 54–89mm (large) — suitable for most passenger cars, SUVs, and light trucks.
Q: What drive size ratchet do I need?
A: The small and medium expanders use a 16.8mm drive end; the large expander uses an 18.8mm drive end. Use a compatible ratchet or breaker bar for best results.
Q: Is this tool suitable for stainless steel exhaust pipes?
A: Yes — the powder metallurgy construction provides the hardness and wear resistance needed to work with stainless steel and mild steel exhaust pipes.
Q: Does it come with a carrying case?
A: Yes — all three expanders are included in a durable red hard-shell carry case to keep them organized and protected.
Q: What is EX-STOCK's return policy on this product?
A: EX-STOCK Canada offers a 90-day return policy. If you're not satisfied, contact us within 90 days of delivery for a full refund or exchange. Items must be returned in original, unused condition.
