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- USA
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Ships within 48 hours · Estimated delivery Jul 16 - Jul 21
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
MLT Engineering Billet Aluminum Spark Plug Tubes – BMW S65 EngineLifetime Warranty! This replaces BMW OEM Part Number 11127835170 Compatible with both OEM and aftermarket valve covers Designed for performance. Built for longevity. The MLT Engineering Billet Spark Plug Tubes are precision machined from aircraft grade billet aluminum, purpose built for the legendary BMW S65 engine. Each tube features our exclusive reinforced sidewall architecture, engineered to increase rigidity and structural integrity. Combined
Lifetime Warranty!
This replaces BMW OEM Part Number 11127835170
Compatible with both OEM and aftermarket valve covers
Designed for performance. Built for longevity.
The MLT Engineering Billet Spark Plug Tubes are precision-machined from aircraft-grade billet aluminum, purpose-built for the legendary BMW S65 engine.
Each tube features our exclusive reinforced sidewall architecture, engineered to increase rigidity and structural integrity. Combined with a U.S. military-spec coating, these tubes deliver exceptional resistance to heat distortion, corrosion, warpage, and hairline cracks — even under extreme track or high-performance conditions.
Every set includes premium oil- and heat-resistant O-rings to ensure a perfect OEM-tight seal and a completely leak-free installation. And for total peace of mind, all tubes and O-rings are backed by our Lifetime Warranty.
Key Features:
Aircraft-grade billet aluminum construction
Reinforced sidewall design for maximum durability
U.S. military-spec coating for heat and corrosion resistance
Precision fitment for BMW S65 engines
Lifetime Warranty on billet tubes and O-rings
MLT ENGINEERING – INSTALLATION INSTRUCTIONS
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 14 reviews
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Product Reviews
★★★★★ 4
sizing
Size: 3X-Large, Color: Chocolate
Good quality, warm, sizing was dificult. I normally wear a size 12 shoe so I ordered an x-large but it was way too small. they shipped a size 11. Amazon was great with their free returns. I now ordered a xxx-large and they fit perfectly. x-large=11 and xxx-large=13
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Reviewed in the United States on January 3, 2013
★★★★★ 5
Good deal
Size: 12, Color: Tan
True fit, slip resistant bottoms and comfortable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 11, 2025
★★★★★ 3
Slippers are nice But
Size: 11, Color: Chocolate
Slipper are warm and soft. The problem is the soles leave marks on the
floor. Washed the soles, still marks everywhere on hardwood floors.
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Reviewed in the United States on October 26, 2023
★★★★★ 5
Very comfortable
Size: 3X-Large, Color: Chocolate
Ahhhh! I think I found my slippers! They are wide enough, long enough, sturdy enough and comfortable. I might even buy a second pair to have handy.
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Reviewed in the United States on February 6, 2024
★★★★★ 5
Summer flip flops
Size: 10, Color: Royale Palm
Good looking, comfortable and seams durable similar to havaianas.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 23, 2026
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